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
PROVINCE OF BATAAN Award a ₱993.7K contract to D.M. BERNALES CONSTRUCTIONProvinces
Transaction hash:
7a460fe2bebe097a3e76afc531a68829557aff7916ef4164b4571a69abd6e5e9
Status:
Included and unchanged
Block:
#3,416 2,597 blocks after it
Position in block:
Transaction 103 of 224
Award day:
May 11, 2018 (8 yrs 6 mo ago)
From:
Value:
₱993,652.39
Project:
Concreting
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 #3,416 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)PROVINCE OF BATAAN awarded it to D.M. BERNALES CONSTRUCTION on 2018-05-11.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 Bataan gave a "qualified" 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 7a460fe2be…d6e5e9now …
- 2. Block Merkle root changedstored b75b73546e…641ba8now …
- 3. Block #3416 hash changedstored f490de7cdf…6e2fdcnow …
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 223 records. Each step hashes the current value together with the sibling shown.
- leaf 7a460fe2bebe097a3e76afc531a68829557aff7916ef4164b4571a69abd6e5e9
- 01 L 78ce9fba4310baf8ece40b01b934309b6883fb425cd1802dc38f36c9a0c4c211
- 02 L 22038d3b8a915d44f10ae7660ddaaf726d5ac3d00a6dbb46f339d1c263c72540
- 03 L d39293068ce92829770606ab0ddad6031b28ae6ebb6ec7d220c4dda25317a16b
- 04 R b33f0cbf0d98fbddcd5800fa67e77d0b1f81a612dcf9a3f97120d5c8a5ede1d2
- 05 R 4e19790a500cbe13c6165bb72b3775d10d57a1251cb6ccd8db99d6b19c6f3226
- 06 L c38ca2f16b4ac4cdad92b1cb211cf53f40cce80d05c50132900ec1de5eaba2a6
- 07 L 53fe83b28c53c402d304e4ebb18d6561e94dcce7fbcefb210c49c5bc1669cc53
- 08 R 58ac813437e816285bf559f9f92d90d7008c0506bb47186c4877c87d5b5eea29
- root b75b73546e5d5e7a9c8ef06d95c23e549c1e17b0902a4605a33f755d7c641ba8