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 - BATAAN 2ND DEO Award a ₱1.9M contract to N.V. BALBUENA CONSTRUCTIONNational agencies
Transaction hash:
facb33f699fb7b5f44bd4d789cb1f6b1c7056c2b8ec6197b4aafb56dcb6eed56
Status:
Included and unchanged
Block:
#2,691 3,322 blocks after it
Position in block:
Transaction 456 of 468
Award day:
Mar 16, 2016 (10 yrs 7 mo ago)
Value:
₱1,860,261.06
Project:
16CB0008
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 #2,691 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 2016 Locally Funded Projects", i.e. the FY2016 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 - BATAAN 2ND DEO awarded it to N.V. BALBUENA CONSTRUCTION on 2016-03-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16CB0008: 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 2016-07-01). 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 facb33f699…6eed56now …
- 2. Block Merkle root changedstored 8b968c04e3…15044anow …
- 3. Block #2691 hash changedstored 8164ba0ca7…3c8c27now …
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 467 records. Each step hashes the current value together with the sibling shown.
- leaf facb33f699fb7b5f44bd4d789cb1f6b1c7056c2b8ec6197b4aafb56dcb6eed56
- 01 R fb5e31ccab31506df65d92c2f6e193ff53e6337f17fca90866f6587fea6ec4b0
- 02 R 7b470bc3d79243037e2fcdec8d798dc717a9baadadd0dadbdf5346c7444836ae
- 03 R c49e6745a469371e7d96458868991388944e113d5566f1fb3d0f76bcbf594dd9
- 04 L 42fd58dad34c37cb48f38de89159a708475b55d98b0f3739672fa37d620c70ab
- 05 R 2c4738ab05d14b6818e88804059c24e80d92c3a832bd9e3ff42c96747c415897
- 06 R f1462690199ce8b3e98ffd4f3c8deb8f38d8d994319780bc80c3fd3d7c00335a
- 07 L 532db96809ab507188af7c736df168cfb70c7bd1c7910d5c5b19403d1744ff08
- 08 L f2f0606be97729f97bf256e329d09434de935882721ac85ac3cf5fae4fa7c9f3
- 09 L 0be6c8013e90722623a580869c3cba61f5df9f217198352dd94fcf0f1225140d
- root 8b968c04e3f43587134d5d7548baca2da5eb1ca4f539ddb84fa32d869515044a