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 - NEG. OCC. 4TH DEO Award a ₱10.3M contract to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLYNational agencies
Transaction hash:
3ef95ec036561bdb080d5ac8167abda35b9adc6ab71619302cc976a97c0f265d
Status:
Included and unchanged
Block:
#2,425 3,588 blocks after it
Position in block:
Transaction 37 of 155
Award day:
Jun 5, 2015 (11 yrs 5 mo ago)
Value:
₱10,302,077.02
Project:
Repair/Rehabilitation/Improvement (Concreting) alo
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 #2,425 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 - NEG. OCC. 4TH DEO awarded it to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLY on 2015-06-05.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 3ef95ec036…0f265dnow …
- 2. Block Merkle root changedstored 20e9ee3fd4…6f2e55now …
- 3. Block #2425 hash changedstored 980702f069…9481fdnow …
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 154 records. Each step hashes the current value together with the sibling shown.
- leaf 3ef95ec036561bdb080d5ac8167abda35b9adc6ab71619302cc976a97c0f265d
- 01 L 3e0dbc60b461d66d9d97f27baaf2b0f1b618399f1786eeba2709fb86a389688e
- 02 R 4f9b55c67276fb5ffa3c4ef845ab4b4b9cffd57c83f567ea77328730b9f1484c
- 03 L 9fd150bb7eb6b2cb68cb8a2cb13998e4a6e00f7778e2ebf469e4570a540a66c8
- 04 R 59d035213b7dcb5c3d6f6ae66cad30c33061463e1a0072eb32f221a2e4069936
- 05 R c655491b8a4d5052d6646654532a40cf6583431f2af5e7105e71bcad7e80f763
- 06 L 8006002a5c2edf7c04936c284d3f608cefb45a035059cb9518d5078d3e0dadc9
- 07 R 4de59eb7431c414137007a00dbbc6f7187f39412efee58a31a45de82396e42a2
- 08 R 010082c632a71464613f120fba3466d992a6bc27d2363f06c0f572859d1a3028
- root 20e9ee3fd4a76dda75fdb76f5dab32eee57b679e94c05694b56c41a6c76f2e55