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 - DINAGAT ISLANDS DI Award a ₱1.9M contract to HJV CONSTRUCTIONNational agencies
Transaction hash:
5b9c4c90033db30b2a88ad1e7f7d9ea64d4e135cf595b5ebe1ee66e1ad42da4f
Status:
Included and unchanged
Block:
#4,007 2,006 blocks after it
Position in block:
Transaction 205 of 504
Award day:
Jan 27, 2020 (6 yrs 9 mo ago)
Value:
₱1,938,145.41
Project:
20NE0050
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 #4,007 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 2020 LP", i.e. the FY2020 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 - DINAGAT ISLANDS DI awarded it to HJV CONSTRUCTION on 2020-01-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20NE0050: 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 2020-09-14). 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 5b9c4c9003…42da4fnow …
- 2. Block Merkle root changedstored 2412082d9a…e655a6now …
- 3. Block #4007 hash changedstored f19bc0b54b…279ac1now …
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 503 records. Each step hashes the current value together with the sibling shown.
- leaf 5b9c4c90033db30b2a88ad1e7f7d9ea64d4e135cf595b5ebe1ee66e1ad42da4f
- 01 L 5b2fedc70436f467bac8900fb7f25f0180cc3cf3d0d1b500f03e32767f4b1fbd
- 02 R 850faaf67b47c9cdf1673a2d09c1050664d10dc3912bf54a3141d5f6346a4ede
- 03 L a6a96a236e77a07a96ca6570ee90447f05b78ba01e1e683b8fb091231511d62e
- 04 L b05ce52049da41f72bf7233004550cb8c94797a8b1b83a4f02face0262533d8d
- 05 R ba4767edd46a6d497e76381fdb5d9963309d484d2a722cbd3bb3bfc637bd3671
- 06 R 1caccf1d44bfae49ab4547f68ced14c845fa5aa436c8f40f06abe7067d63886d
- 07 L 6908674f247f2e6087d4f4e716bd0e795c17d3554f7837f88cdeaa6e50fed65f
- 08 L dae0b1ba0daa725f6eed6832e1781c89ab52cd6b501ae206f0c1a25e3610b4b3
- 09 R d35611511ee41b4f3550c4ad42284bd7557806ce2cd5d5649a185b3f5f638248
- root 2412082d9a2f00647434eb68b70c476f524fc2714b8bb14af8c6f3c29ee655a6