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 - REGION IV-A Award a ₱42.6M contract to JASMIG CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
aff8a442aee98ae820d6cb2fd016a0db64475dce70449115a6c27e28517bc494
Status:
Included and unchanged
Block:
#5,805 208 blocks after it
Position in block:
Transaction 734 of 1,058
Award day:
Mar 19, 2025 (1 yr 7 mo ago)
Value:
₱42,643,254.01
Project:
25D00032
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 #5,805 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 2025 OO-1", i.e. the FY2025 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 - REGION IV-A awarded it to JASMIG CONSTRUCTION CORPORATION on 2025-03-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25D00032: 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 2025-09-11). 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 aff8a442ae…7bc494now …
- 2. Block Merkle root changedstored f8c9fbb0c4…e1d9c9now …
- 3. Block #5805 hash changedstored f58b64592b…faaaabnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,057 records. Each step hashes the current value together with the sibling shown.
- leaf aff8a442aee98ae820d6cb2fd016a0db64475dce70449115a6c27e28517bc494
- 01 R b06bf74f2f0dd5614ef6e50a4f4b602ba7a4606d344548d53eb82ef655b0e211
- 02 L 801706a87dc40ed9a9d2998e3a44976f09178aba61a7b692f8be135d323ee3ad
- 03 L 9b332d9033648cc271fd8a1cf999626feb028c5d3f7ccb4d61be81a2e1a49c05
- 04 L 1bbd2acc990117d6b6025a2da518f1be3f854376619c701d0c2550a9618e7252
- 05 L b0059ff3bac428ff4febb7a9916562fbc1d5569226b35d09154806eff6852f35
- 06 R 735f742601176b94dde39fe9577ecfee0b494790898f25dcec077e38bd6d5ee1
- 07 L 7b78658d349f2c451bfeb2708af57de2e5015d162e7225fd505e4a2a330b24d6
- 08 L af8d0de007c334a4ac0ab0b94255909c67d6e95d7a2dbf87e2a620690cdbebfa
- 09 R 73efee752d5e5f4e77115bc854a3c1b31a9db46b704bcc0eb4a755c4879d0674
- 10 L 264f2623f839ae420819f99c1c0633f05ccf73eeb8055e863ce1cfb2f97a2a5f
- 11 R 0adff2cca92fc5abc13c400f22810270344e95f641acb052bcbf447cb0234b48
- root f8c9fbb0c49bd51ddc6d0211362fcc2ecf78713c998df817a8d806469ee1d9c9