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
SAMAR STATE UNIVERSITY Award a ₱252.6K contract to GRINDER CIVIL ENGINEERING CONSTRUCTIONNational agencies
Transaction hash:
309fbf5b8a64d4ec1e312fe67dfb83e5d962404668386247ad458ae7c0d494a2
Status:
Included and unchanged
Block:
#4,462 1,551 blocks after it
Position in block:
Transaction 53 of 292
Award day:
May 28, 2021 (5 yrs 5 mo ago)
Value:
₱252,554.00
Project:
Repair & renovation of roof of Automotive Building (Paranas Campus 2021)
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 #4,462 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)SAMAR STATE UNIVERSITY awarded it to GRINDER CIVIL ENGINEERING CONSTRUCTION on 2021-05-28.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 309fbf5b8a…d494a2now …
- 2. Block Merkle root changedstored 06ae798e1d…4ba94anow …
- 3. Block #4462 hash changedstored 58f6e6260e…14a322now …
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 291 records. Each step hashes the current value together with the sibling shown.
- leaf 309fbf5b8a64d4ec1e312fe67dfb83e5d962404668386247ad458ae7c0d494a2
- 01 L 304340958001e79af2c2c686ff80191f27ac0ae6b5d0a0cc72140698d43f7edf
- 02 R 625e44d3c8452aba220b74184f818a6408e165915a4dc4f4ca10955a8462831c
- 03 L 69b8ae5f97617844c0c675b79da1bc897801dca17c70e662fde56b5411e82ba1
- 04 R 98c23445b73ca41b42bfa16b8e25b2681bb521d866b16bfcfb1ae1c10d339233
- 05 L 14fee6da07748d291ca49e7156202bfeffd0ff019dd6b6dbaf1d83f6daced457
- 06 L 15a1648512ee13fa4a204676029db623c2ac557b82f426c7b6473fe6445e52eb
- 07 R fd8354ecb81449802f4d3ea5f561650e9ea404e983e9793fa92a3b563afbc736
- 08 R 41ec63db199835e7c99ca481ec46b841b43fe53315c2c5a03297b335b5692e9a
- 09 R dd9e21ffcb8cae3feca40587982caaef1334036ccc11ccf2b8840b4537de99f5
- root 06ae798e1dbe0245ccaa7ddf8d31b3a744d60d3d95913a79a356b4282f4ba94a