OpenTechnical

OT-2026-000008954

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000008954) never changes.

Identity and time

Publication numberOT-2026-000008954 · never reused
Internal UUID01a0ae6b-31b7-7fda-bc1b-254bb599076f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008954
StatusPUBLIC

Content hashes

Canonical text70847d5258351fcf2d9c47be90fff358f575213f61815854faa80f04bfab4bc1
Markdownc178e0ce3dc075ca0ed09b6ff8b9caebe3679b6d56875fa3c2d0a91129810829
PDF
Publication page346b4ce46333828ecd87abfd7ded228137ccaa3b07f5159baae15a89b4e4c1bd
Manifest4ed14e71b148deaf5209e6e9f0aac089ec19288e7366e486210d326a111c36cf

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature+E7CrI3jIVI4xRcUBuxxm+/YzIL6UMoevjvBFfyN5dMwYemjYDqHQ6OJgMyJ1OvO1E6DF+a0Nz/NFWY09Ev6CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:34.196094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008954
observed 346b4ce46333828ecd87abfd7ded2281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.177806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008954/manifest.json
observed 4ed14e71b148deaf5209e6e9f0aac089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.159666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008954/publication.md
observed c178e0ce3dc075ca0ed09b6ff8b9caeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.139803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008954/publication.txt
observed 70847d5258351fcf2d9c47be90fff358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.