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 CANLAON, NEGROS ORIENTAL Award a ₱1.7M contract to SILVERRIA CONSTRUCTION AND CONSTRUCTION SUPPLY COMPANY, OPCCities
Transaction hash:
12bc754cc485bcdcf971cbf66a6b2a6dc92adeae4072adf5d26abbbcce26e400
Status:
Included and unchanged
Block:
#5,128 885 blocks after it
Position in block:
Transaction 32 of 416
Award day:
Apr 19, 2023 (3 yrs 6 mo ago)
Value:
₱1,741,535.17
Project:
Construction Projects
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 #5,128 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 CANLAON, NEGROS ORIENTAL awarded it to SILVERRIA CONSTRUCTION AND CONSTRUCTION SUPPLY COMPANY, OPC on 2023-04-19.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 12bc754cc4…26e400now …
- 2. Block Merkle root changedstored 1507ec0d7c…55d6c7now …
- 3. Block #5128 hash changedstored ef53917e92…5fa3e6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 415 records. Each step hashes the current value together with the sibling shown.
- leaf 12bc754cc485bcdcf971cbf66a6b2a6dc92adeae4072adf5d26abbbcce26e400
- 01 R 12c0b79a6b81b585733785446e2bdb0122522bd8299091daff03de795b2a323d
- 02 R b5959e02eedf3008fb3557a3d97f711b4f4769be481618498ca21fa313b3dc6c
- 03 R 206899b2bdbf237c6daa54003fe53fa42936cd71f96ed42c8ebd24c70d715be0
- 04 R dc07d81e8ad94e6ba55383b05de4d8ffd68f32cd18bc025ac9bf3c861b8f2b1b
- 05 R 2200ce9475f6a05437631c835d0a6c1ff37b11aefbdcb33090b7c1ed8a3398f0
- 06 L 5e01b375fac9c4c6b57f41242ce4bf541b8a7ff3d803483b205479babe5b4866
- 07 R 4e03a3c7bbe33c9d1d674244c390cb3722513a140ffa32906856bd3c464f0864
- 08 R 494990681c958f657370dec5a8d8ba473ce79b5c4bf6439ad3946f6ebaa69e3b
- 09 R 669dcbcd207bdcce8add44055e9a08885e2523bfd8618977cfc20aabfe952d97
- root 1507ec0d7c0131de59da96f3983705ba33ea9ad94b73af706690a0d27e55d6c7