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
NEGROS ORIENTAL STATE UNIVERSITY Award a ₱9.6M contract to CLER ENGINEERING SERVICESNational agencies
Transaction hash:
531b8a62ef72d13eecb2ce1e0ae43ef05b93bc597b860ed3f51f29f073591e14
Status:
Included and unchanged
Block:
#3,626 2,387 blocks after it
Position in block:
Transaction 144 of 447
Award day:
Dec 20, 2018 (7 yrs 10 mo ago)
Value:
₱9,644,953.00
Project:
Construction of Two (2) Storey Six (6) Classroom
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 #3,626 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)NEGROS ORIENTAL STATE UNIVERSITY awarded it to CLER ENGINEERING SERVICES on 2018-12-20.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 531b8a62ef…591e14now …
- 2. Block Merkle root changedstored 9fb47e9bb2…c8d651now …
- 3. Block #3626 hash changedstored a11e1dc59a…3bb6d2now …
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 446 records. Each step hashes the current value together with the sibling shown.
- leaf 531b8a62ef72d13eecb2ce1e0ae43ef05b93bc597b860ed3f51f29f073591e14
- 01 R 546e080376463638cc1626f24b27ec2308c6bb762bde83aabaa7369baf81e12d
- 02 R b933f73f835109393076f8649bcae456d5b307dadf973889a063294c3a5ddac4
- 03 R 4b7adf04115167499ca96571ba0f785024a59ab4472af02f905737a9d3f7b283
- 04 R 679a84e061f1c1c7905faaebd561ebe7d8831c58df83bf4e1047a9133f4d88b7
- 05 L 68dbca658f6a5cc8a0556b902453f59d4fad86fe9fbc92730db9cee7b6fa0c5a
- 06 R 410464e578cc1c71c7d1936b2ab1ce1f1c5cd2946cb8d07d042091064487a859
- 07 R 9c8c4b4c729787ea9e7b01b845eac50309bfeef71b0099a07c728c8df8dc5e14
- 08 L fa36b188adaa07eec4f69347de816eac0872687e3e5fe593ec19dd89353b2d08
- 09 R ad7cdf195a3e6c917608d01477586e740f4706990956b8aabbd4f5594339cfcc
- root 9fb47e9bb24386e0ed3c12490434a52fdb7ad3f12fcdba09388ce2fc15c8d651