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 2ND D Award a ₱46.8M contract to ILFREO CONSTRUCTION CORP.National agencies
Transaction hash:
51927df4e5bc43119e9dbdf7d1b36de8b70ce3a2681037f4124a248d28f6b17a
Status:
Included and unchanged
Block:
#5,305 708 blocks after it
Position in block:
Transaction 100 of 297
Award day:
Oct 17, 2023 (3 yrs ago)
Value:
₱46,804,463.58
Project:
Improvement of Slope Protection
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 #5,305 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 "Outside Infra - Unprogrammed Appropriations 2023". 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 - METRO MANILA 2ND D awarded it to ILFREO CONSTRUCTION CORP. on 2023-10-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23OC0101: 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 2024-06-18). 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 51927df4e5…f6b17anow …
- 2. Block Merkle root changedstored 106bbff9e9…4487d5now …
- 3. Block #5305 hash changedstored 2d224d14ba…a65b14now …
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 296 records. Each step hashes the current value together with the sibling shown.
- leaf 51927df4e5bc43119e9dbdf7d1b36de8b70ce3a2681037f4124a248d28f6b17a
- 01 R 51b396743dd26d6fe096f5d6d6aa5302a5c947555316fad1ba8c2fc5eb662841
- 02 R 59fa2b2e1f42be10a4d97b61c25b449c8af05a9f2387d012ddfea64874cba1c8
- 03 L 35e6419274f20fbb37619110c8558ec268085ca209b1dca42024205e351d5e59
- 04 R e62821ec434f4f53af945b6e18f9fdf0bd0e889b6481e6a476df6cfadb1391be
- 05 R b4a1e15c31df16301eaa4fca611f98a38c1be2220b1163029f5d221c2d54b867
- 06 L 893f1967a84cff8f312a8768e69cc63de2f70300513d1a2680b68bc87054e089
- 07 L 653502b3fae543c4b97eeafde68dbfc7668c76b302d047a7cfd2a886e26a9bf3
- 08 R d37718970cbccecb5b817f4ed4433d41c1bacccba4cec9a1fddc40755da20b33
- 09 R bbfedd9a834321d199c3c1580952d272190f730c5d580338bf1e4f1128dd342a
- root 106bbff9e926b9f3541e1586b2a609041656f87d750d545426309b3a7c4487d5