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 EDUCATION - DIVISION OF BATAAN Award a ₱3.4M contract to T.G. OCAMPO CONSTRUCTION & SURVEYING SERVICESNational agencies
Transaction hash:
64e4bd978ff89ae502b79ed916f239db21c9902c7a369b42d123eae48f4a837f
Status:
Included and unchanged
Block:
#3,381 2,632 blocks after it
Position in block:
Transaction 112 of 338
Award day:
Apr 4, 2018 (8 yrs 7 mo ago)
Value:
₱3,408,000.00
Project:
Construction
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 #3,381 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 EDUCATION - DIVISION OF BATAAN awarded it to T.G. OCAMPO CONSTRUCTION & SURVEYING SERVICES on 2018-04-04.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 64e4bd978f…4a837fnow …
- 2. Block Merkle root changedstored ca40c712c3…a32f3dnow …
- 3. Block #3381 hash changedstored ff0448bd61…b59dbfnow …
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 337 records. Each step hashes the current value together with the sibling shown.
- leaf 64e4bd978ff89ae502b79ed916f239db21c9902c7a369b42d123eae48f4a837f
- 01 R 6518c3d99b1595ef9d1f0bd63fb84632f67ce92bc091b0bfe9cd5eb00874b5a8
- 02 R f4949e665d2796fc0bdbb01f17e896a6da687ba8a559ffc59a13f8d12c522f6b
- 03 R 0c13a5278f9ea210e783fda1508bd6302905fb186e0aef72c9f27f85a21524ba
- 04 R c514710e73efabf08d1395f88c556b299452b7c97b945019eb50e45cf4587d64
- 05 L 8a8886c5240d5492c05c01a625f60a7308983bba43f8ec5cfc47eff9693f5e66
- 06 L a4324fc6c8554fad4b0aaa8f87706e7c2721bdd70bddfe524015eabdd8f06a3e
- 07 L 1ce372d6b88b48405fa5888072ca059079f827c7fe3c3dc92e5860ca19145b3d
- 08 R 77ba749d4e39e94b32ae3a61f3d294e585390d6422e43e29952341df54f41a4f
- 09 R e9aa04973b6c8b0b7a59b1c0affc20c4e79456372eb462e502a0d5ac679cec24
- root ca40c712c33c1f87a7cff1668446130dbb529b6cfb0842cbf3a27b50cea32f3d