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
MUNICIPALITY OF SANTIAGO, ILOCOS SUR Award a ₱3.0M contract to E. E. MADAYAG CONSTRUCTIONMunicipalities
Transaction hash:
8b9785b9bf64bc1c018d539e4e9275b05bd3fe575062758f66ecfbd4216a4fa0
Status:
Included and unchanged
Block:
#4,190 1,823 blocks after it
Position in block:
Transaction 102 of 175
Award day:
Aug 12, 2020 (6 yrs 3 mo ago)
Value:
₱2,996,150.00
Project:
CONSTRUCTION OF FARM TO MARKET ROADCABURAO,SANTIA
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 #4,190 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)MUNICIPALITY OF SANTIAGO, ILOCOS SUR awarded it to E. E. MADAYAG CONSTRUCTION on 2020-08-12.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)COA's CY2024 audit of Santiago gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 8b9785b9bf…6a4fa0now …
- 2. Block Merkle root changedstored b4b48319eb…1f4fdfnow …
- 3. Block #4190 hash changedstored 87fb28dfdc…3c4bc0now …
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 174 records. Each step hashes the current value together with the sibling shown.
- leaf 8b9785b9bf64bc1c018d539e4e9275b05bd3fe575062758f66ecfbd4216a4fa0
- 01 R 9168c2a76316659a929b9fc179da7fa8ae0035d03b4a12680b179ca8779b309d
- 02 L 68a87f3ecabbcb8bb70c48bf3801e3aca18c3d7309fed44ad0ace25f66fe20a9
- 03 L 06186ad266bc1fcc7f9913b40fed27bb8db8ef2e4cf27a4cf892102f6851c63a
- 04 R 377c71fd167e2702f7ece67bd6c52d32c18ad906e9472d96677bb1bbf03a43c0
- 05 R b57b1ce3bd7e622b2052e6977a071496038b9c246d15c8c0c8c307c4d6c2e1be
- 06 L b112ee0cf20797b89875a0a2f0c232d725244dc4d1071dab61248b576d0d3529
- 07 L 13ce0ab226a566d2cc909f1b54684ab81675feb66f5f4e5e8d95059b3503b8f7
- 08 R 8d1b72b5447f8ff882f3989fc42e8f910d0965d37045a880cc5d938974ad7669
- root b4b48319ebc0d611a1627e52c45c934af14bf73a1d39ac222264e278ac1f4fdf