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
MUNICIPALITY OF STA. MARCELA, APAYAO Award a ₱2.9M contract to AMAD CONSTRUCTION SERVICES AND SUPPLYMunicipalities
Transaction hash:
7abfbf36099095fe072baff1821c7e5752aca326d903c33c390c02f58fda7b35
Status:
Included and unchanged
Block:
#4,206 1,807 blocks after it
Position in block:
Transaction 193 of 433
Award day:
Aug 28, 2020 (6 yrs 2 mo ago)
Value:
₱2,916,326.00
Project:
CONCRETING OF ACCESS ROAD (PHASE III) PUROK 3-4 IM
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 #4,206 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)MUNICIPALITY OF STA. MARCELA, APAYAO awarded it to AMAD CONSTRUCTION SERVICES AND SUPPLY on 2020-08-28.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 Santa Marcela gave a "modified" 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 7abfbf3609…da7b35now …
- 2. Block Merkle root changedstored 1139ceb392…03e210now …
- 3. Block #4206 hash changedstored f67a5e6af6…c842e6now …
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 432 records. Each step hashes the current value together with the sibling shown.
- leaf 7abfbf36099095fe072baff1821c7e5752aca326d903c33c390c02f58fda7b35
- 01 L 799e37b61e23ab89ef01fc86623a09839e297e3cbc2198a5158930ba82bbeada
- 02 R 6669260314cb9ec21e4c903ce41f853f1e032da062a4d84bfed19a73d662d077
- 03 R 04381ded4f977fe4c1e3647c590a667ec48275d8137f9491e7e5396c14162d8a
- 04 R fba79cb825c38b152146c03f23bef47b678dac5118d15617d74d27037052b43b
- 05 R 36b033acf62e068c20d8d1790f7bf82eb589daadd09d3ac310fce5f92b82cd10
- 06 R 34994e8c3f0ee91a221c7e4097c783e568fe1cb7e65885b7a408fe5b0bb11535
- 07 L 819c93f742b6345d8c1d91fbf3106645c85ad29cec1b6a43611de6f98325438d
- 08 L 2514c965ca97a6e6b0ac66badc324eac541238934f6bf5ba96c3e58c395aaaa4
- 09 R 9eff0133e3f66ee32e5a981e33e2d6119ea758d629af066c7cf313d0c812d3ff
- root 1139ceb3921dd968bfb984ffea1369deda41285b2a63b4bf89c68e8cc203e210