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 - ANTIQUE DEO Award a ₱14.6M contract to MICRO-ASIA BUILDERS CORPORATIONNational agencies
Transaction hash:
a4b005b5fe1a9fa2df0dde7ab84de7ae059c2bda9809b67349b7d1de9b1c83c7
Status:
Included and unchanged
Block:
#3,059 2,954 blocks after it
Position in block:
Transaction 164 of 254
Award day:
Apr 27, 2017 (9 yrs 6 mo ago)
Value:
₱14,558,331.54
Project:
16GB0234-Construction of 3 Storey 9 Classrooms Sch
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 #3,059 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 "Outside Infra - GAA 2016 DepED BEFF", 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 - ANTIQUE DEO awarded it to MICRO-ASIA BUILDERS CORPORATION on 2017-04-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16GB0234: 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 2018-10-22). 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 a4b005b5fe…1c83c7now …
- 2. Block Merkle root changedstored 794ee4510a…c86241now …
- 3. Block #3059 hash changedstored 2cabba6391…10b96dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 253 records. Each step hashes the current value together with the sibling shown.
- leaf a4b005b5fe1a9fa2df0dde7ab84de7ae059c2bda9809b67349b7d1de9b1c83c7
- 01 R a4f42c25bf193f1cd93aeb91375d06b6bb924b28b3844f0501ecc541d7f4127e
- 02 R b1972cb693c0d4da98260b8092b598967d0d0934815cb1b275e387fcb1e55962
- 03 L 0f8a448ea4b13955020059a20f61a4b7880edcf66f25fb02ba4ea2d9007bcc28
- 04 R 45d5af5afeb44d627a8763aa5b7d198be3ec745b163be423fa48aacfc6002971
- 05 R 574fcfe06c3df38a711a31d0eb28921e00ec516854cc938f61cc38aceb7c092c
- 06 L a064a919fc22d63d2c782adf079b6fca0ad6ff6f3bcf19fd5c3ccc07fcd606e2
- 07 R b40a9f280eaecbbf4293d6ee2457d5ce735f0637cb008016653a0cdda6f4b2a8
- 08 L c2a0e8ac4e1346649624c170e0ff6d680d04aea4e738da3a9a4d0cbd52c3bb9a
- root 794ee4510ab502c9bdcf5f0f03f004ae9b27bb760eacbcb795ddb9eb48c86241