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 SALCEDO, ILOCOS SUR Award a ₱2.0M contract to MBB CONSTRUCTIONMunicipalities
Transaction hash:
b5f53ce91b516dcc0adcbefd1e4c8023c2eeb6d1f282aa9caf6284120101cf44
Status:
Included and unchanged
Block:
#1,714 4,299 blocks after it
Position in block:
Transaction 654 of 935
Award day:
Mar 25, 2013 (13 yrs 7 mo ago)
Value:
₱1,992,562.51
Project:
Rehab./Widening of Salcedo-G.del Pilar Road
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 #1,714 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 SALCEDO, ILOCOS SUR awarded it to MBB CONSTRUCTION on 2013-03-25.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 Salcedo gave a "unmodified" 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 b5f53ce91b…01cf44now …
- 2. Block Merkle root changedstored 7a9d154d34…f166ddnow …
- 3. Block #1714 hash changedstored 0f120f161a…2abf30now …
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 934 records. Each step hashes the current value together with the sibling shown.
- leaf b5f53ce91b516dcc0adcbefd1e4c8023c2eeb6d1f282aa9caf6284120101cf44
- 01 R b6144aebcff6f4757283b181715ab9dfa694da9ada50293e038fa7c123989367
- 02 L d9f06b50094af9fb36685c7db6ba09c6746a69ec00049e357973521acfcba137
- 03 L 7ac5455474926a9bd3569eccf0d116b883ce5e8c962bcd3f44bba4ee39f45793
- 04 L 9a582252c1b7be199cfdc83ea62fdc6793b1811a05f750e0ffbb2482f8ef42dc
- 05 R 894a2f4e0342c4f641b07b5da2a4f8c49da25dcd26ecb92a52585ab58cd9d311
- 06 R 630ef4e299dec2d025a9f76392daa69b2ab9ab051c47beabeb97d1a07c1e4b24
- 07 R 1de9f8ca58361228e62d13df747ea70705c5ca5abbca3ed7fb74ade501d88f9f
- 08 L cfe05aa3d13a81da473f0eaabe3de3be4283c779d993686b5eb575aa1c8505ff
- 09 R 7df93b87e0811ed93986aecaef2f22b1858d1663cd0b99c1d2860d256ad6e713
- 10 L ef2425add25b854ed3268b425114ed19e7d24f82ff2e0ce0d44bf499dc7b8596
- root 7a9d154d34bfe2214ffce495ffe93f69dff3b21261b1b7d69e20426604f166dd