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 - AURORA DEO Award a ₱15.4M contract to AMP CONSTRUCTIONNational agencies
Transaction hash:
07fc8d7cd6ab9aec8dcbb5783c161cd63dc4e154e1f6a3cdd95214587dcce41a
Status:
Included and unchanged
Block:
#4,595 1,418 blocks after it
Position in block:
Transaction 12 of 341
Award day:
Oct 11, 2021 (5 yrs 1 mo ago)
Value:
₱15,419,794.81
Project:
21CN0136
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 #4,595 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 - AURORA DEO awarded it to AMP CONSTRUCTION on 2021-10-11.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 07fc8d7cd6…cce41anow …
- 2. Block Merkle root changedstored 748b3803c4…61c6c3now …
- 3. Block #4595 hash changedstored 0f55be8aca…2f787bnow …
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 340 records. Each step hashes the current value together with the sibling shown.
- leaf 07fc8d7cd6ab9aec8dcbb5783c161cd63dc4e154e1f6a3cdd95214587dcce41a
- 01 R 08e3cb6340de9d31acb2aa9fb6c113c57f3cf3775b730a0fc3d36fb8c7c0692f
- 02 R 378a779a4e42a87b13c20bf94e895cbf7c01b2a2fae1386da4ed207c4b50b39b
- 03 L ba22c03432721747bae08d77a17a88efcbd6cb3985596fd282e2fb61d133a612
- 04 L f9f6003f79a970a268047b1512942b9493b1ef5599da4e5881bed14d125258e2
- 05 R e1e2676e2e1a6e00fe0ac2889974a45f985c1adedc42ba8a4e3c24d657c387d4
- 06 R 78365bfd63c227828931faab42f1aeffcdf251b9f6225256f923dd441fbb8d2f
- 07 R 8e925e0b09f69308992f0514aa963b97c8d73c07a5f1e802b438977eb6b9d9d7
- 08 R 2751b421d499fe6511d5adf5b2848e251f3368faada931fbf32a524f1a9670de
- 09 R 5518afae9984f250679dac75f603ac1b382d97518c6866ea21c42bb5f87f438d
- root 748b3803c4491e565203d4bcb92d278c71eb69c3ded3a0cf4d5189d54b61c6c3