DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - GUIMARAS DEO Award a ₱48.2M contract to IBC INTERNATIONAL BUILDERS CORPORATIONNational agencies
Transaction hash:
8a8bc61bbdda8b1f2965b7dd16dba1922476127f51cdc479798629c0d6eaaaab
Status:
Included and unchanged
Block:
#5,889 124 blocks after it
Position in block:
Transaction 308 of 566
Award day:
Jun 24, 2025 (1 yr 4 mo ago)
Value:
₱48,150,159.14
Project:
25GE0047 – Construction of Concrete Road – Constru
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,889 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - GUIMARAS DEO awarded it to IBC INTERNATIONAL BUILDERS CORPORATION on 2025-06-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 8a8bc61bbd…eaaaabnow …
- 2. Block Merkle root changedstored 6eaf768a6d…ce2718now …
- 3. Block #5889 hash changedstored e24f3e2fad…91086anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 565 records. Each step hashes the current value together with the sibling shown.
- leaf 8a8bc61bbdda8b1f2965b7dd16dba1922476127f51cdc479798629c0d6eaaaab
- 01 R 8a92febf122dc90c1079a13261ec45b10e900d342b79764924478ed98fd19a7e
- 02 R 287452f41c1f6d8575b60c40a0015c4bffc1775d634be05501df5d374f99f83f
- 03 L e933b6801b80bc601f21f223711e98f0f2374a02743065784a7d4214deab8e83
- 04 R 944229fa0f4781e1da49d2a7d91602425a3e149fa046f733320f3fa32af70bbc
- 05 L 8a701f27b550bd473422d9058f26c964e916e09e34ba9b9d39564f023aa1c052
- 06 L 2277a39742dce9e6e5dae4d1eb18e5624d01f4fa7004c98b9601cfd57f04a7ad
- 07 R 41a475cba215d695b1bcfc1eea16b855ed5543a67bf1f57f7a62dbd6091c9f0e
- 08 R 227f6a9af04712ae22ada3f9cb4f7e86e7a7e729de85a31b33252e8f9cd2b153
- 09 L 9dcac31cc4e8088bebf8595538c52dc1f768b585a9dc9daa38459305cc7ee2fe
- 10 R fa05e47768a1fde0c7d37072a29c16fb89b9b5b30b986049b5b68333bb31feb2
- root 6eaf768a6dff1447337ab034669f1739d8b806667633235434ce5510c7ce2718