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 - ISABELA 4TH DEO Award a ₱106.1M contract to MAR-DEB CONSTRUCTION & DEVELOPMENT CORP.National agencies
Transaction hash:
3e7ac3c2278006bfc7eaeef2e882a17762147dc4fbab06be3a165c268572a309
Status:
Included and unchanged
Block:
#5,806 207 blocks after it
Position in block:
Transaction 218 of 925
Award day:
Mar 20, 2025 (1 yr 7 mo ago)
Value:
₱106,097,596.77
Project:
25BH0039
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 #5,806 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 - ISABELA 4TH DEO awarded it to MAR-DEB CONSTRUCTION & DEVELOPMENT CORP. on 2025-03-20.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 3e7ac3c227…72a309now …
- 2. Block Merkle root changedstored 83ea9c2d2b…3ce43enow …
- 3. Block #5806 hash changedstored d3475206d7…73d8a7now …
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 924 records. Each step hashes the current value together with the sibling shown.
- leaf 3e7ac3c2278006bfc7eaeef2e882a17762147dc4fbab06be3a165c268572a309
- 01 R 3eab6f4c7be2c6e9a2a885b4144db8f4892267c2186b97629e497ad600da738d
- 02 L 4e6cfab18c8247d170f4198aa5b76d7f40dc071e4b4d71119c93f4bfdf96132b
- 03 R ea4807c8619a345e29309d3d2f800f2efbce57fc1d714b0420730cc23013dd14
- 04 L c12482464ce89dedb50eb70611f8237e45b4590715e1f138352066b0667a8692
- 05 L 1fb918709f99709580a198c28408c6819b76e808da7f7d3d3cf3d337528bfb7f
- 06 R fdecd2b2154ef04e6ea2f17889e513d4452a7f3f4307a461b94598dd0280d5a8
- 07 L 4f28f0eed65091ed71a65d1b39a94196d8e251282b23e0b82b3743f3c6fcdca3
- 08 L 6529ddf2ccb4240a86561b450745b7f6df100954e274aad3b04092703405a31e
- 09 R e9043cfb8864e1c92f49f343efe012b16f94d7076cdf116ffa1be210a48dd369
- 10 R abb0bfcc7537b41107d01e58b781e7029a01affaabf0df5134519a1bd7743321
- root 83ea9c2d2b804aeee9fbf137291e4ea8f8da7dd1bedc7a0ca02c84f7023ce43e