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 - SIQUIJOR DEO Award a ₱17.0M contract to QUIRANTE CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
e62cf62e8ced2bb7a79c11e8e6a312fa2bcf1de32d93c2d671f9c4f6862117bf
Status:
Included and unchanged
Block:
#5,858 155 blocks after it
Position in block:
Transaction 366 of 410
Award day:
May 23, 2025 (1 yr 5 mo ago)
Value:
₱16,955,887.99
Project:
25HM0020
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 #5,858 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 - SIQUIJOR DEO awarded it to QUIRANTE CONSTRUCTION CORPORATION on 2025-05-23.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 e62cf62e8c…2117bfnow …
- 2. Block Merkle root changedstored 54654702b7…4c4d01now …
- 3. Block #5858 hash changedstored e8e3902b01…9d7dbanow …
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 409 records. Each step hashes the current value together with the sibling shown.
- leaf e62cf62e8ced2bb7a79c11e8e6a312fa2bcf1de32d93c2d671f9c4f6862117bf
- 01 R e650778ea1af9406f02f0104741595ba3623510701030589492a4bf356af07cc
- 02 L 4142228541c760834a65330b9a6d52c8d9c6ef04a154aeab45df1eea81458d7e
- 03 L 75592895a30e73e63bebbcf07d8490e5489bbde10ecb99355b52396435cdf96d
- 04 L d922720edafa76424b219b8ae210f227ef9873bac5898f57f9c358910c704b34
- 05 R fcc84c8da04f61f2763b4820b2f6dc2c7c0436f92752301aff515a2f27369ab2
- 06 L 624f42015275b11ce5008a6413f1760bf81fb8e21e7fa13ffb09f5bbc4fbf10b
- 07 L 32b5fa920a1c43b8c9ec0f3c32a7cf6b1aa57ba6113046c7330550106fa73001
- 08 R ae1930ce356272c6ac8e7ef16efef99b223c4ca6b5177d29245e114fe68935ce
- 09 L d37b79f0ceb8a96899742f01c9589172b91cfbbbb83f401ba2319142f90ad432
- root 54654702b7a62969a4cbe1304d564cde65248516e9571b754f8fd8b40b4c4d01