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 - ILOCOS SUR 1ST DEO Award a ₱3.0M contract to HEAF CONSULTANCY & ENGINEERING SERVICESNational agencies
Transaction hash:
30bdce0b79fbc467a42e4ec855bec81927fa031240a2b043e62f6fed13e57691
Status:
Included and unchanged
Block:
#5,253 760 blocks after it
Position in block:
Transaction 72 of 358
Award day:
Aug 24, 2023 (3 yrs 2 mo ago)
Value:
₱2,962,880.51
Project:
23AC0116
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 #5,253 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 PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DEO awarded it to HEAF CONSULTANCY & ENGINEERING SERVICES on 2023-08-24.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 30bdce0b79…e57691now …
- 2. Block Merkle root changedstored 260e8518da…603c6cnow …
- 3. Block #5253 hash changedstored 43118ea9b2…760325now …
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 357 records. Each step hashes the current value together with the sibling shown.
- leaf 30bdce0b79fbc467a42e4ec855bec81927fa031240a2b043e62f6fed13e57691
- 01 R 30bdd3cb8d6cc3bb71dfe43473c3e036dccfadb4dece33610d6550f3689c48ce
- 02 R b6a7c37e7ba2a8c36626b06bb8cda7d6966af12347ed8a12b575bbbf6e22e094
- 03 R e6625722c6487454f26487f0494eecfe530cd2d4d5d10ad8032e383846d46a28
- 04 L 4e054e8d2b162a0d503248f2031d770f9b54963c838e104aff6d47071439dd27
- 05 R 219b1906b5acf40e2ddb50a235e3f91865bdc2201e08ff22053127a4cb110d1b
- 06 R 7d0ad9f6a500d8a8f365872c0db4b7aa3f0ce9e7a0f373a3acf326c220d8e328
- 07 L baedcf22a01468e4990e6956ec0b3fea0f82ed5c4cb37b1f4b13ff5feb53f860
- 08 R c157227a89792e3bbbbb25d176808ece5e3ecc234450d1a02428c230f3661e5b
- 09 R 02d0888d00ee36cdfdb916f95d1883070347bbd1ebcc36595e33572433b37057
- root 260e8518da0465e785e106cc077b847a2736665e7eb9e7a305fd627fba603c6c