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 TAYABAS, QUEZON Award a ₱1.1M contract to R.M. ADALIM CONSTRUCTIONCities
Transaction hash:
7d4e9db4299a7ec0200fbabac169dc2912d650426b9c97a423661e77b251d132
Status:
Included and unchanged
Block:
#1,938 4,075 blocks after it
Position in block:
Transaction 59 of 135
Award day:
Dec 9, 2013 (12 yrs 11 mo ago)
Value:
₱1,121,361.04
Project:
PROJECT NO. 154
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 #1,938 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 TAYABAS, QUEZON awarded it to R.M. ADALIM CONSTRUCTION on 2013-12-09.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 Tayabas 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 7d4e9db429…51d132now …
- 2. Block Merkle root changedstored bd39d3a9e3…c062c2now …
- 3. Block #1938 hash changedstored 80779799e4…52848dnow …
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 134 records. Each step hashes the current value together with the sibling shown.
- leaf 7d4e9db4299a7ec0200fbabac169dc2912d650426b9c97a423661e77b251d132
- 01 L 7d4c5dc9162bbf4905ead1aec6a189686c81fe061d7f68cab5630be65eb558c4
- 02 L a401a4f15b88939cd9815d7efacdcee7206d6c3f8443b6997bbc649034ce6179
- 03 R 47bdc2c8488ab69483ecc84fe20d47fa1b0f20cc72611b1c4198258000aafc1a
- 04 L eb9e924bf6aa95ec1f39212cd93336f8c9829af3a96a7c95e8e3e1ddb0fc2f21
- 05 L a0df364eb919ea377433c426f5556f3f7ad136d9fcf687355a1b1fca04bbc1c4
- 06 L 553b40bd4d6f6add065f72d92ac82db67af9fa6da7576623f8cb237749a2723b
- 07 R b9170aaf2a642b7990c54775e50611c9cd99d9243c24f398df15653cf80a12b8
- 08 R ab36544c8976cace91f7161779e3fcba72eb4217f6a70d02b8976d5c1bbdb293
- root bd39d3a9e3f5491400ac0093d6461f459c8595238e9eea0d2920d73134c062c2