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 - DAVAO DEL SUR DIST Award a ₱4.8M contract to DQMB CONSTRUCTION & SUPPLY CORP.National agencies
Transaction hash:
db9b60e5bcd399bdd41c1612f5c71cd9a1b948d42d139f1e787cbe015585d46f
Status:
Included and unchanged
Block:
#5,236 777 blocks after it
Position in block:
Transaction 367 of 430
Award day:
Aug 7, 2023 (3 yrs 3 mo ago)
Value:
₱4,849,840.61
Project:
23LD0107-NOA, NTP & Contract
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 #5,236 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 2023 DepEd BEFF", 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 - DAVAO DEL SUR DIST awarded it to DQMB CONSTRUCTION & SUPPLY CORP. on 2023-08-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23LD0107: 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 2023-11-10). 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 db9b60e5bc…85d46fnow …
- 2. Block Merkle root changedstored a2746f5de1…62bbe8now …
- 3. Block #5236 hash changedstored da11f76e48…19e30fnow …
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 429 records. Each step hashes the current value together with the sibling shown.
- leaf db9b60e5bcd399bdd41c1612f5c71cd9a1b948d42d139f1e787cbe015585d46f
- 01 L db0bf23393461c12f5accb45bcbc88b7fe440f15b1e0d895730514dca3bf9d55
- 02 L 66214f41c09ccd03d4739cec1ff2036e47141f9696ec11f0009760eab4018484
- 03 L 8a13df12713ee5a2ffa9dc3487e3ab8d2f4317019fb6d53e008d55772f2f77ee
- 04 L b2c5feb17270aa90abbdbb0dea4560f6fa82619905b9d9f24ef0614ea8cf48c8
- 05 R 707b7f6d31d25a276e09c0bdded70c6d1f50cdc532d4403e28dcbf82978585fb
- 06 L ffc13222b5a01cfc5cff74a7d74afef9284aa81a4d55cc6e9c39349c7d821f3a
- 07 L 9eefab57f770c6bfc593655d96d9cbe2d587cdbd1d024fbfc5a85b9edafda46f
- 08 R 25f070fbf9de15ab0a2632456aeae711953b83a9a8185beb0d4da173869e5e8a
- 09 L 063afc3259e377aa1188154a9b5ad487e2df967700c4e46702aa46da3dbc4afe
- root a2746f5de1cf34669a65653acc598b2f25401f6243d32cd17c9b2723e862bbe8