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 PASIG Award a ₱8.7M contract to A.M. SANCHEZ CONSTRUCTIONCities
Transaction hash:
b33e80dd39bc98c912e9eb9fd27dadfb120610e1971234c819a7c5174c85e398
Status:
Included and unchanged
Block:
#1,166 4,847 blocks after it
Position in block:
Transaction 29 of 40
Award day:
Jun 14, 2011 (15 yrs 5 mo ago)
From:
Value:
₱8,689,450.00
Project:
Proposed
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 #1,166 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 PASIG awarded it to A.M. SANCHEZ CONSTRUCTION on 2011-06-14.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 Pasig 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 b33e80dd39…85e398now …
- 2. Block Merkle root changedstored b711a7ba6c…d8a1e2now …
- 3. Block #1166 hash changedstored 32de787aee…afa4fcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 39 records. Each step hashes the current value together with the sibling shown.
- leaf b33e80dd39bc98c912e9eb9fd27dadfb120610e1971234c819a7c5174c85e398
- 01 L a8a93286d13050a3d3497cb85a74d61c80a483e151147264385299c384944fe3
- 02 R e9167afcd7c63fa47e441afe6645f932c90bea051259688cf4693aeebe8281d8
- 03 L d7b17e7cb62ec98516a51798a4bd2a9fb52f997805896728c2b4be0945bae15d
- 04 L fe3419c54abdb0fc7ae84f8c3e393fb52f32eeb7b1cf52ee1245746cbc8aff28
- 05 L df62025715a25bd37fbdbf362f54b64ae470b2d2ee52e41707fa2c694b05d4aa
- 06 R ba5a46abcdf1f9f83a4599f4d24786c0b2f48add2b5d474e2db6d53f35b27b06
- root b711a7ba6cf177fb27036220e57e4746d52df99f3d2d496b7f284633fbd8a1e2