OpenTechnical

OT-2026-000095074

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000095074) never changes.

Identity and time

Publication numberOT-2026-000095074 · never reused
Internal UUID01a0ae9f-2df0-7931-ba76-b2ac89d8b9e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095074
StatusPUBLIC

Content hashes

Canonical text79fc4b2f26fefa44c49d8627bf0814f2b915690b167912a13f4f9e6e8b6d46b9
Markdown87d3881efa975e889378646aa2e49896cd9ad5f709618e714bafeed03c881abc
PDF
Publication pagef9770279ed2d80e6a047aafedfe01f581dc7eb59b7a42a6354b5a87140e8779f
Manifest04124500e1762035cf2def37ec40b95b4dc2202cd814a50c784e69b7a5026ab2

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+MvPYxT1GAyS1QGXbAOZm97M2Lndz96fwGhFZIiMHvpmW/o6mYWYleoNipGXZ7K6s47H61xY9xUNdpt8valCAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:38.785641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095074
observed f9770279ed2d80e6a047aafedfe01f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.767536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095074/manifest.json
observed 04124500e1762035cf2def37ec40b95b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.747779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095074/publication.md
observed 87d3881efa975e889378646aa2e49896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.728835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095074/publication.txt
observed 79fc4b2f26fefa44c49d8627bf0814f2...
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.