OpenTechnical

OT-2026-000075276

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000075276) never changes.

Identity and time

Publication numberOT-2026-000075276 · never reused
Internal UUID01a0ae93-f200-7e95-86a0-ebe2fe4d4cd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075276
StatusPUBLIC

Content hashes

Canonical text0a76c25ace9800162e1ee8c27c472420925bc84cf6b9a1fed39066ab3a9ba9e9
Markdown8bc3affe65d68675d1769f4cc3abd22ac85b87b5a5da0d456840391873c4af12
PDF
Publication pagec244393f69cd62b9f8d3e68aedb23940131b88c5cd8bcae9089d23b619d6d3f3
Manifestbc01abe727f535c1b313d97e1c03c0b598326b6572ee4850c71115b6b096cb6e

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
SignatureN+WZsTfP6DiGQ0Q9Q7RmvOpi+uMPr/4b/d+oLf0WwvhG1FFuIi5UngM+BCerY4e5HiZpcLg1TIvZCxlqXogRAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:40.785877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276
observed c244393f69cd62b9f8d3e68aedb23940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.765884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276/manifest.json
observed bc01abe727f535c1b313d97e1c03c0b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.747858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276/publication.md
observed 8bc3affe65d68675d1769f4cc3abd22a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.728981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276/publication.txt
observed 0a76c25ace9800162e1ee8c27c472420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.523936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276
observed c244393f69cd62b9f8d3e68aedb23940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.504611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276/manifest.json
observed bc01abe727f535c1b313d97e1c03c0b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.485825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276/publication.md
observed 8bc3affe65d68675d1769f4cc3abd22a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.467039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075276/publication.txt
observed 0a76c25ace9800162e1ee8c27c472420...
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.