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
MUNICIPALITY OF SAN MANUEL, ISABELA Award a ₱11.6M contract to 619 BUILDERS CONSTRUCTION CORPORATIONMunicipalities
Transaction hash:
ea4e3f77b8a786d69c0b7b7838ae7ca263c661d3d56768f2b57f74967a626446
Status:
Included and unchanged
Block:
#4,290 1,723 blocks after it
Position in block:
Transaction 404 of 436
Award day:
Nov 25, 2020 (5 yrs 11 mo ago)
Value:
₱11,615,955.00
Project:
UPGRADING OF CORE LOCAL ACCESS ROAD IN DIST. 1
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 #4,290 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)MUNICIPALITY OF SAN MANUEL, ISABELA awarded it to 619 BUILDERS CONSTRUCTION CORPORATION on 2020-11-25.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)COA's CY2024 audit of San Manuel gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 ea4e3f77b8…626446now …
- 2. Block Merkle root changedstored 0a8aa90194…7e605enow …
- 3. Block #4290 hash changedstored b0ada12afd…4f89dfnow …
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 435 records. Each step hashes the current value together with the sibling shown.
- leaf ea4e3f77b8a786d69c0b7b7838ae7ca263c661d3d56768f2b57f74967a626446
- 01 R eb39377d3ecd1740e32e60feb73131026b1d86635a27e789787d22c02171fa8e
- 02 R d428da1e96d8045ca43dfa6701e62fc76a5647a2882c8ad2201e92f5aaa4e843
- 03 L 295229bc12ff990d8f5e80808d977259cd54ea911b69d036e2ab15bc02d271e9
- 04 R 5971013ba5df0bfbbb24f4df0e9d837d04c3dfacfac65d545b437d536cf451ec
- 05 L ef70a61fc7fec3a36ade71644f18645c19c3a097a14d356be0e5095eb2878453
- 06 R b1ee24fbc00a0dc0b057b4b2d1506b748c0a293553c8b864322acaa910c3d6dc
- 07 R 2cd8d4f78776d167165b0cdf61921046b67c1f15ab9eb6e275f4a7d5825bbb96
- 08 L 7fd341a2c5e412966b2d764444fe62cde45547b1435747b57f30704b730e038b
- 09 L 508bd9992fafd074a218fc7017aa642fd333bcc98bfd6819f108e62efec96dcf
- root 0a8aa90194bbb0447bd26be57d4ec2ab6a284d944a8c56dbbb21ed978c7e605e