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 SAN MARCELINO, ZAMBALES Award a ₱991.1K contract to FIVE A CONSTRUCTIONMunicipalities
Transaction hash:
72ae7e10bde22066e1efd2cd411ce46a39d50600a5a95344d9f59b8e63a85b8e
Status:
Included and unchanged
Block:
#2,874 3,139 blocks after it
Position in block:
Transaction 93 of 221
Award day:
Oct 10, 2016 (10 yrs 1 mo ago)
Value:
₱991,055.42
Project:
Construction-Restroom with Water Installation
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 #2,874 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 SAN MARCELINO, ZAMBALES awarded it to FIVE A CONSTRUCTION on 2016-10-10.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 San Marcelino 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 72ae7e10bd…a85b8enow …
- 2. Block Merkle root changedstored d580d2d324…1db211now …
- 3. Block #2874 hash changedstored 3a4b5ae3a0…891c48now …
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 220 records. Each step hashes the current value together with the sibling shown.
- leaf 72ae7e10bde22066e1efd2cd411ce46a39d50600a5a95344d9f59b8e63a85b8e
- 01 L 6fad53f53ab307c1591b9f14ff5e61fcbd6a00bd93608aa60071140ff83b1329
- 02 R a8b33f4fba001154445e2cbdea31adc2674878557210ae8e5b370a343ec17d89
- 03 L 04f681d7d0e0e4250a8e566b3802fff742c48b9431577b55016033c3e499e44e
- 04 L 16aeeb1323c2cf4529d704b52c9903b49b3a20144c172712ae4fdacfb4665d3a
- 05 L c0ab20819b00e415aeb2071f550053518ed03d077ee01ef4749285c5ed6f8e9b
- 06 R b163d8a35f4cb6228bd1d86e5e9267e157e5e43c03888073fd4995775029627d
- 07 L 8201e1922ff1c91ae71b17899462c24f1d37c20e251efd80bb536c7f1adc9b16
- 08 R 0fbc2579f40d64cca10843df4fffbe3400cfbce07a17e6f6617109ee9aff5c41
- root d580d2d3241547b58b46dfdf7161ba66c9fae2ea36dc1039c755942d7c1db211