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
BARANGAY MAMBAJAO - MAASIN CITY SOUTHERN LEYTE Award a ₱855.5K contract to GWD CONSTRUCTIONBarangays
Transaction hash:
41dd2ba09f0fa5d752ccc5a048cbd7fb7b1327365adf25eabc51a86d84fe3176
Status:
Included and unchanged
Block:
#5,946 67 blocks after it
Position in block:
Transaction 36 of 180
Award day:
Aug 26, 2025 (1 yr 2 mo ago)
Value:
₱855,538.55
Project:
Construction of Drainage Canal
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 #5,946 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)BARANGAY MAMBAJAO - MAASIN CITY SOUTHERN LEYTE awarded it to GWD CONSTRUCTION on 2025-08-26.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 41dd2ba09f…fe3176now …
- 2. Block Merkle root changedstored 6a9c9c418f…16c549now …
- 3. Block #5946 hash changedstored e947ff6996…39af2bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 179 records. Each step hashes the current value together with the sibling shown.
- leaf 41dd2ba09f0fa5d752ccc5a048cbd7fb7b1327365adf25eabc51a86d84fe3176
- 01 R 44fa95255a711136a0df13d036055fd055a5bc0a7afedf8398ccdba0b5bb6a75
- 02 R 95df96038a4f360d80f071b1b0f7c90b18460f8c7ea8ef77029892d2950b1f54
- 03 L 49068bffa5d80da3a535190cb544db2a2e3dc62b3defd791d13c3431aafdbd4e
- 04 R 64ca1f43491c91ebfd6703013e283bba9580cba5d4660989ae4d4b68f9fedb29
- 05 R 259b00b673065056016e25401d0a5a26f1f5931db5824c03c941013fbc6300af
- 06 L f274b0f257b4e24178013a6a22bc4352b5335b9fd2f3f3c8d236d9123846c0ac
- 07 R 30fc23b292df10f7018a76d92429204c002ce6350ab5bdad726a3f5419104704
- 08 R d6579f3333b78a77a381aefc7a02f55d189d7d49fa2a77a63a8d6ad3f982a44d
- root 6a9c9c418f21fb1564b8201f48d67bcbb3ef10c1595d69aacb9260a5c416c549