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 - METRO MANILA 1ST E Award a ₱70.2M contract to VIRAC NRC CONSTRUCTIONNational agencies
Transaction hash:
7d23736837189c2b96b4e295e5f2d0dd2cc02292f0f0e251c8e1d6d76bee71bb
Status:
Included and unchanged
Block:
#5,356 657 blocks after it
Position in block:
Transaction 122 of 286
Award day:
Dec 12, 2023 (2 yrs 11 mo ago)
Value:
₱70,195,743.49
Project:
Contract ID No. 23OB0395 - Construction of Multi
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 #5,356 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 2023 CSSP", i.e. the FY2023 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 - METRO MANILA 1ST E awarded it to VIRAC NRC CONSTRUCTION on 2023-12-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23OB0395: On-Going, 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 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 7d23736837…ee71bbnow …
- 2. Block Merkle root changedstored a7a532e6c8…401b36now …
- 3. Block #5356 hash changedstored 90cf74a096…7ec9a6now …
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 285 records. Each step hashes the current value together with the sibling shown.
- leaf 7d23736837189c2b96b4e295e5f2d0dd2cc02292f0f0e251c8e1d6d76bee71bb
- 01 R 7f900998cfb46764b886e20cd4907a22ac39aefbbb0708e04c5e2d701facec58
- 02 L 3b84300ba56868e44c11f26fe6c4d020433231c5a2bc47f9f267116a08e56abd
- 03 R 3eea96fba4e1c932cf7817e4511ec978dcc75a3472f606e65efece4dde7b8252
- 04 L 32c48819947d819aa7d6b9a246cc6699eacb98229b8b1fce28485244929dcc13
- 05 L 2bc0f875fa4c5961a4e8f41435a3cf468b72420c85c049a5eb32caf5b36502b3
- 06 L 3cc1ae25fe8416a0fba331097ea5a054551fdbf683aad2d0572fddf19dfadd5e
- 07 L 75406480c727cb5b36cd914d33cce0dfa8d3ad9b519b06ee3574dbcfac59164c
- 08 R 20413d8081ebc2db4f2eb497ed398709b228d813313083deb7b2079c5e4e6153
- 09 R 2b8b4a3080c8c353fc0ab5c1093c0fb063f7013c7a6e3559c82295fef1f12686
- root a7a532e6c82fa78fcb0657a7c4ffd87bee62d915ee92dc5c0a1124a5c7401b36