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 - SURIGAO DEL SUR 1S Award a ₱2.9M contract to MRS BUILDERS AND SUPPLYNational agencies
Transaction hash:
b57635bceb454fe6cc5aaefcaab2e9bfbe14890578b597d663cd6dfe68c2f7e8
Status:
Included and unchanged
Block:
#4,400 1,613 blocks after it
Position in block:
Transaction 220 of 311
Award day:
Mar 25, 2021 (5 yrs 7 mo ago)
Value:
₱2,940,808.78
Project:
21NH0076
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 #4,400 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)DPWH lists the funding source as "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 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 - SURIGAO DEL SUR 1S awarded it to MRS BUILDERS AND SUPPLY on 2021-03-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21NH0076: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2021-07-06). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 b57635bceb…c2f7e8now …
- 2. Block Merkle root changedstored f0529a826c…02493dnow …
- 3. Block #4400 hash changedstored 087e79979b…e33c38now …
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 310 records. Each step hashes the current value together with the sibling shown.
- leaf b57635bceb454fe6cc5aaefcaab2e9bfbe14890578b597d663cd6dfe68c2f7e8
- 01 R b57bed1d73515573a2606c238e3bb54512a2b3023553d6f8927b2bd129e203c2
- 02 R b79ca478372ef30496bf2366d3f7fb9a4132135a1e34a512c6f5de3b64b51ede
- 03 L ec394d9b243086f2974339f958433dfa735c8a0615116fe119928caedc1a59db
- 04 L a43acb6f024b426944a8f2b1f1167e1ac43d348cd8cdacd61787e4b54136ce4c
- 05 L 639c3a50c1ab8b24a8280d9165a58435ddb6378106583f978fbec2568119603a
- 06 R 8b4dc2725f8b8d6957aa7931f8191c2724d600651227fbced7627ceb477c31b6
- 07 L bdd1baf6855c393a0282c3a81a9b415791798ba7c390015ae22483640fdf5caa
- 08 L e29e8f055aee5c9224efc26be646da91c9a522ba00edddcaf583d4b8dffb828a
- 09 R 27c6b0dff986c4e2bee266428c655cd6887be156a46ae698f987135f6654f453
- root f0529a826c51f3c8a5a8acbdd61918ab93fd4174ebc3cf315d0317e3c602493d