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 - ZAMBOANGA DEL NORT Award a ₱77.5M contract to ESR CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
51b0504ebbe9932073e900ae45b655beec8e92d82662c00d942f043ef6ecf43d
Status:
Included and unchanged
Block:
#5,421 592 blocks after it
Position in block:
Transaction 110 of 417
Award day:
Feb 20, 2024 (2 yrs 8 mo ago)
Value:
₱77,484,307.31
Project:
24JJ0016
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 #5,421 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 2024 OO-1", i.e. the FY2024 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 - ZAMBOANGA DEL NORT awarded it to ESR CONSTRUCTION & DEVELOPMENT CORPORATION on 2024-02-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24JJ0016: 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 2025-03-07). 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 51b0504ebb…ecf43dnow …
- 2. Block Merkle root changedstored 054e7a6aae…b6107cnow …
- 3. Block #5421 hash changedstored 82f5e55edf…e95646now …
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 416 records. Each step hashes the current value together with the sibling shown.
- leaf 51b0504ebbe9932073e900ae45b655beec8e92d82662c00d942f043ef6ecf43d
- 01 R 51e1a483956a07f8430f0a58b1054204ddc8846bfd241e4ef633e0daa8b6e25b
- 02 L 25fcdbb3c2fc281face4b96d85ca609649ba78c312920601cd9a3e505263d67d
- 03 L f41b99e23a9b00dc6676478b9226a718b9e37fe2f1a9c5f2a8aeb1b4e082a527
- 04 L 2658a15595a6772a3180cdaa1e68e7f1382ad99487ed558b7d5d2e1aa6692f8d
- 05 R c74a3f4a48632d5b587c95774cea3445db8bbcbc825e34d525284d39615c8e7f
- 06 L 42b76b8cfd5f545227f8c3f4a06a8918ff753b362de9b6f86a1e53e6a5f62066
- 07 L 990cdba2f3388c7eaf63ee04cbe8cadb578ae9428e7444fe89215959e93f0e90
- 08 R 3977b06b82074d37509c2621be6746b090ef70c21beaa180f154b2fafdefd913
- 09 R 74f88279f13ad3d597c540795970f59cbde5b868537505e6b5e5ade4cbb1c3f1
- root 054e7a6aaeeab48b2783ea32e20d88391b07209792d77626889548db45b6107c