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 - BENGUET I DEO Award a ₱9.7M contract to TSAI SHEN CONSTRUCTIONNational agencies
Transaction hash:
a235c240672dee161efbb971f82b40b8a20a61cd0c831725424f7aca58ff49ed
Status:
Included and unchanged
Block:
#5,244 769 blocks after it
Position in block:
Transaction 232 of 355
Award day:
Aug 15, 2023 (3 yrs 2 mo ago)
Value:
₱9,727,962.45
Project:
Construction of Solar Water System
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 #5,244 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 2023 CSSP", i.e. the FY2023 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 - BENGUET I DEO awarded it to TSAI SHEN CONSTRUCTION on 2023-08-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23PE0048: 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 2024-06-04). 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 a235c24067…ff49ednow …
- 2. Block Merkle root changedstored 49406db2e9…a93285now …
- 3. Block #5244 hash changedstored 0797b1c8e0…234cddnow …
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 354 records. Each step hashes the current value together with the sibling shown.
- leaf a235c240672dee161efbb971f82b40b8a20a61cd0c831725424f7aca58ff49ed
- 01 R a2a4f020c8783edb169a6b2349db756eb41c9dbf3aeba52c6239254de4a850f4
- 02 R e1ab238fe94a8c7dbd36e536b2a2e3d9b85c46d1654e9e13fdacf9d47855ac14
- 03 R 554e02fe611628b3e4fdd97c97ed8311f2a72190b29f855e0470fefe67411783
- 04 L 3a559535b392326781f6e213b9efc1d02194d807c01a06c9e7ff33c1ee2d748d
- 05 R a0ed18af4a5d8605ef17deafbf7848bfee9b4c682559d8b5ab6f9c7f88ad4f71
- 06 L 4fe30a8ea9eadab420f3c0b01ab412f96cd7ab691206cacc857d5badbd11b751
- 07 L 281a7121cf7216877973ad7583e379f57f0b6c8ca6f2228c5110fe83761f933c
- 08 L 59f7e811fc5dd6263fbd35b8abd16cfc11ff59ceb5a7eccf0593616962f9faf2
- 09 R 9149019e18b52090446faad78c2cd42eea01e90db647a302d78a7265918fd06b
- root 49406db2e979b7d98a5332ad8382365460a5cee9c75985b46fcea1030da93285