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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION III Award a ₱122.7M contract to S-ANG CONSTRUCTION AND GENERAL TRADING, INC.National agencies
Transaction hash:
aaec07fe29dbf3c5b7ca8e019f31c2d37598077e2225fd8ae0a1c1a9ac68df18
Status:
Included and unchanged
Block:
#4,721 1,292 blocks after it
Position in block:
Transaction 241 of 354
Award day:
Feb 16, 2022 (4 yrs 8 mo ago)
Value:
₱122,656,461.14
Project:
22C00029
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 #4,721 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION III awarded it to S-ANG CONSTRUCTION AND GENERAL TRADING, INC. on 2022-02-16.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 aaec07fe29…68df18now …
- 2. Block Merkle root changedstored a53672f2c3…bea3cbnow …
- 3. Block #4721 hash changedstored 0af7e1b7e4…0f822anow …
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 353 records. Each step hashes the current value together with the sibling shown.
- leaf aaec07fe29dbf3c5b7ca8e019f31c2d37598077e2225fd8ae0a1c1a9ac68df18
- 01 L aa5c0a010a4933f74e3d791a45c8f1febb27f805d5a9f978b312876d55ab485c
- 02 R 5493ed4629372abf2b2d5befb60110d1aa132ef89764f2ebda52a7a7c26c3c97
- 03 R f2953c12e2752ab79d0040d38260477c8bad29064bb6474f70a2a9332175f446
- 04 R e354e9e715bb388bf31b269241abcfcdc179e2107983f57f58c5281a27176cb9
- 05 L 4ffe7c7af2d4a9f78cb5d683a5df8b8234b74025e31db51d7ecce56fb42284bc
- 06 L 5ffc4a01881dad6e21d3f06732a12fb282e6fe83a40381010a63d9807ae8082c
- 07 L 9667aa5cbee275cf44015e34fdb29ca15965e33038d5a84d73069cf650a8b7c6
- 08 L 058b6987a6fde4d3d74557b47f35aa92afde25630f6d8ccf4b56e20a0178c5ae
- 09 R 6e86641aa553314997349f27dc5cdd2cfddde6ad24aec4cc0c61a75abc1fac07
- root a53672f2c30deb667b08b83223b669f1baae540d8fb35b15f43cdd2618bea3cb