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 - METRO MANILA 1ST E Award a ₱59.6M contract to ST. MATTHEW GEN. CONTRACTOR & DEVELOPMENT CORP.National agencies
Transaction hash:
4f99d3ca6f66ffa18f70ea07afd5d108101c7175b769d700c5bed3d3e8b57718
Status:
Included and unchanged
Block:
#4,747 1,266 blocks after it
Position in block:
Transaction 179 of 617
Award day:
Mar 15, 2022 (4 yrs 8 mo ago)
Value:
₱59,566,104.23
Project:
Contract ID No. 22OB0156-Name of Contract Cons
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 #4,747 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 - METRO MANILA 1ST E awarded it to ST. MATTHEW GEN. CONTRACTOR & DEVELOPMENT CORP. on 2022-03-15.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 4f99d3ca6f…b57718now …
- 2. Block Merkle root changedstored 5323e4a7d8…736d15now …
- 3. Block #4747 hash changedstored 20911aefb3…e7e764now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 616 records. Each step hashes the current value together with the sibling shown.
- leaf 4f99d3ca6f66ffa18f70ea07afd5d108101c7175b769d700c5bed3d3e8b57718
- 01 L 4ee66386ca31b426ce73773c377ab876e63da91e4148ed9947480346a0371efa
- 02 L b9b5e585daa37a8fef07b40bc870302ea262a5af4ec23ac9b4cebdc0c49d0e3a
- 03 R 1e8325926fd0f5f3cf3cc73609b0e30c5d7f65d5e530d6c864a02d09fd7801eb
- 04 R 54706d93f3660ad98518b2341d534c1848943b4f54b932e2bfb2b989c220af66
- 05 L d82a6ec21deba8aafcaf6c4b392068c5e670445c8f47342f3096c7382fa2f796
- 06 L 115532f568c75a975fe51103064f53d06ae742668d01a73642103d53900d3d5e
- 07 R 41b437a5c8ca5fc645b3f66e6a6f82a71163e7a44866e7fe2f053554936a886c
- 08 L aea0d1066851cc4a06b44f453ffe875ac6624e2614901aca9c2bb237b2442943
- 09 R f1ad119c26707549db9c46888c464d08bceaadaa2d50527ec17f5058aa7b6186
- 10 R d986016e2a0c9f2ebaa435271677c57c1b400e49036237f85680d7f653863004
- root 5323e4a7d8b2edf2c2700c4dd0cc0e817da2ab504427a6ac30d14c2bfc736d15