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 - SORSOGON 1ST DEO Award a ₱38.8M contract to CENTERWAYS CONCTRUCTION AND DEVELOPMENT INC.National agencies
Transaction hash:
b1aab7beee8a4d4fc99de38825769c235cc1d22435f41efbd710cb58b7a4f221
Status:
Included and unchanged
Block:
#2,613 3,400 blocks after it
Position in block:
Transaction 156 of 222
Award day:
Dec 22, 2015 (10 yrs 10 mo ago)
Value:
₱38,835,266.70
Project:
15FK0081
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 #2,613 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 - SORSOGON 1ST DEO awarded it to CENTERWAYS CONCTRUCTION AND DEVELOPMENT INC. on 2015-12-22.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 b1aab7beee…a4f221now …
- 2. Block Merkle root changedstored 2907a95cab…1dab81now …
- 3. Block #2613 hash changedstored 1b43a567e7…d7077dnow …
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 221 records. Each step hashes the current value together with the sibling shown.
- leaf b1aab7beee8a4d4fc99de38825769c235cc1d22435f41efbd710cb58b7a4f221
- 01 R b2694c8036eebe1107619ffaba38c042e0bc620f1416a6d8bba3a32bb79c85b0
- 02 R c95f575b354a73522c27077da0ed5447268a7e5c4de02317e0daae0e36c0a4ad
- 03 L 8eec29801d545510ec5002d3a8e0a3ea480cf7bafd591c42d48cdd586d42b00f
- 04 L 73af6f942ea2148d618e7bdc3324bd99a1ea482ce49aa55e3e6439c15176c585
- 05 L 1016112d98aa1c83c5cb8b48c7ec35199eee2dcd28675f5812dfaf9c230ca1ce
- 06 R 21a76b56858d79b7c7cfc24a917fb47a0fbea2e4c8a9debfe14fe72ebc1281cf
- 07 R 4b60d53a680d14106d2f4f5dc087431b58fbef35c64e1f1d33565989e2758990
- 08 L 11763a95ebf6da34f36e5e12a1f97fafc9e31c35b2909b104717281425e9efac
- root 2907a95cabbede11a574a74310199919225587f0f8a8b022a958570bdb1dab81