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
MANILA INTERNATIONAL AIRPORT AUTHORITY Award a ₱4.1M contract to TRAFFIC SUPPLIES & CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
655e99ec0bac41fa8119aa8812ca3021d8a891f533a37719d90e868c7c15dfba
Status:
Included and unchanged
Block:
#1,285 4,728 blocks after it
Position in block:
Transaction 28 of 78
Award day:
Nov 3, 2011 (15 yrs ago)
Value:
₱4,098,435.17
Project:
Thermoplastic Repainting of Taxiway Delta (Re-publication)
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 #1,285 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)MANILA INTERNATIONAL AIRPORT AUTHORITY awarded it to TRAFFIC SUPPLIES & CONSTRUCTION CORPORATION on 2011-11-03.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 655e99ec0b…15dfbanow …
- 2. Block Merkle root changedstored 010d1a1ca1…720576now …
- 3. Block #1285 hash changedstored b820b4af80…138492now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 77 records. Each step hashes the current value together with the sibling shown.
- leaf 655e99ec0bac41fa8119aa8812ca3021d8a891f533a37719d90e868c7c15dfba
- 01 R 67b3effdb767cb9c1da333ace79509613c0bbe0814d0698bb92f3bd34e047f38
- 02 R 6b4eca5102a395b8da4049e7bb17e0e1462a2fa8359cc9f321b3a82fdbc92539
- 03 L dee7d62a01f388ec8eb74d38fc3dec5f0c73c63ddf87cd4b6e6c912f6d499b80
- 04 L 9f4ab7ff1b7b7504714e8076388e7b31a3830a49c8b32a05ac8ffa638227cf45
- 05 L ce7380cb0111d288aeff21ab282f82afc13776622f6dda773990197ca4a7b7b0
- 06 R 72fba873d51aaaa071a07425e9e7dc68657c5a8f94980fbe1e5cfd56033dd3e5
- 07 R 2b3c27e43d63c7c8729afd75ca0580111816c4096b0c510e96a1e3f5d9abc2e7
- root 010d1a1ca121a229716bff7f0de026baa6b3d2f2b0a01e7962d71f31f4720576