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
CITY OF SAN PABLO, LAGUNA Award a ₱989.4K contract to RICH DND CONSTRUCTION & SUPPLIESCities
Transaction hash:
ebeda1eb313ac8126b1b5dcc72606717ba7aa9a3d59a0523ba003f769b07b0fc
Status:
Included and unchanged
Block:
#2,481 3,532 blocks after it
Position in block:
Transaction 141 of 157
Award day:
Aug 5, 2015 (11 yrs 3 mo ago)
Value:
₱989,358.38
Project:
Construction Project
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 #2,481 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)CITY OF SAN PABLO, LAGUNA awarded it to RICH DND CONSTRUCTION & SUPPLIES on 2015-08-05.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 City of San Pablo 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 ebeda1eb31…07b0fcnow …
- 2. Block Merkle root changedstored 67ac19ec79…7b97d7now …
- 3. Block #2481 hash changedstored d6d43055cc…0aefb3now …
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 156 records. Each step hashes the current value together with the sibling shown.
- leaf ebeda1eb313ac8126b1b5dcc72606717ba7aa9a3d59a0523ba003f769b07b0fc
- 01 L ea8509d9eb62d9d4d2a021891fbe75dbf8ae4dbcee47e160b4aba4304b8cd010
- 02 R e002a9bfe68cf4cfe2e57bcb036a24c75d1d8228c8b09bb79d15e3513e3b9aca
- 03 L 93ec30b0d5cd01b8203ef2999874730d55b7cee0cc9a1a4584b42223d3e733eb
- 04 L 1925e907c79087af10ee8e1255f9facc4e4765a849735e0416c74155cdb18303
- 05 R e75782f34365070462ce578e0072a0073e8fe96b88b698aa4fc20aba812dcbf0
- 06 R 3bda9fad109be6c966136f8d6e68a72a6aad5e88462c199528ba7b7b71dfe282
- 07 R 459ddcad1c4be3e178bef29744492e73b3f158888e503316f611b26f46eccbe6
- 08 L 5193e95ead451980d464b518b2298dabe9f5e2a09587234029695763319aabbd
- root 67ac19ec79a56cbde2555524caeef495fc73143089d75fc23f6d50ac147b97d7