OpenTechnical

OT-2026-000075110

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000075110) never changes.

Identity and time

Publication numberOT-2026-000075110 · never reused
Internal UUID01a0ae93-f1ff-7514-8489-17d10b8c3a2d · 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-2026-000075110
StatusPUBLIC

Content hashes

Canonical textab3cf560d41876bcaf950979b12d40a0111b64848c00257d3ca6aa304b109afc
Markdown8ce51a68735bfdb9cf6f7cf37ec3504052b23f3a76c0a1b636cd0c18470e6674
PDF
Publication page1913942f7e9af32d8801ce5ba7152ab23eb836e5510897dfc32ad3ec57f50712
Manifest955815a988659f0400b98c7b5fbb5a38bd4804f89eb202b0d20b91a6fa3062e7

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
SignatureWyuiUcYGa03e5JAospkptRs7x5iZhLyNFaFwwz9yJYd7FtFLNCpUbNgUwtFv+LE0c07tj7du3ud6KOBZnRIfDA==
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

2026-09-17T10:20:18.294397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110
observed 1913942f7e9af32d8801ce5ba7152ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.276211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110/manifest.json
observed 955815a988659f0400b98c7b5fbb5a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.258433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110/publication.md
observed 8ce51a68735bfdb9cf6f7cf37ec35040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.240474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110/publication.txt
observed ab3cf560d41876bcaf950979b12d40a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.696025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110
observed 1913942f7e9af32d8801ce5ba7152ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.552513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110/manifest.json
observed 955815a988659f0400b98c7b5fbb5a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.532496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110/publication.md
observed 8ce51a68735bfdb9cf6f7cf37ec35040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.513772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075110/publication.txt
observed ab3cf560d41876bcaf950979b12d40a0...
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.