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
LEGARDA ELEMENTARY SCHOOL - MANILA METRO MANILA Award a ₱283.3K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
8f59a36c27e495c4bcadaf89f7ef7a6d266e3d8d83b4c10ebd7743bb20191636
Status:
Included and unchanged
Block:
#5,498 515 blocks after it
Position in block:
Transaction 217 of 376
Award day:
May 10, 2024 (2 yrs 6 mo ago)
Value:
₱283,336.32
Project:
REPAIR AND IMPROVEMENT OF VARIOUS AREAS
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 #5,498 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)LEGARDA ELEMENTARY SCHOOL - MANILA METRO MANILA awarded it to SHERF BUILDERS CORPORATION on 2024-05-10.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 8f59a36c27…191636now …
- 2. Block Merkle root changedstored e673be33bd…1fcf60now …
- 3. Block #5498 hash changedstored 409bb80a46…b2bc73now …
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 375 records. Each step hashes the current value together with the sibling shown.
- leaf 8f59a36c27e495c4bcadaf89f7ef7a6d266e3d8d83b4c10ebd7743bb20191636
- 01 L 8f0b3054c07b9b4f9daf17bd448b49413d2270d27df060d7bd920c1fe16f2c40
- 02 R 1afe3f2a701012e4691f5d47c75c3582e135667496bc681fe2ba2a0bf1b5fa1f
- 03 R 0dfeab34594c63ec7b6bb617096cb0b401f97259cf882f2595059fc6c4af6749
- 04 L 1a1d64c6b1a394fc8627d9feb4354ef76b0801575f1a3d1c68e374d57f27099f
- 05 L 8af98e65e150faddbf16b5cae5492c80d6d2421098332753acd6bde1d4ecb1b4
- 06 R 7bf7b0541bdafb739ade52e5a0f8cccc62df65b3f638d51f7aaccd90d36f4d78
- 07 L dcd06c34e1b124328d86312a1ce1591e89fc3126d32e0400c98065e91aacc98c
- 08 L f7cbb2c95ff2189293b79bb41cc2ee18cb66389f3790d7da1f29d50752f73734
- 09 R fa53b2eb91047ebeff5706f32e8c436ea712a421b16f48797fe416dc83a07efb
- root e673be33bd0f5775bc7d369807782e628ad92efd8bab919c86beb5f3541fcf60