OpenTechnical

OT-2026-000067214

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000067214) never changes.

Identity and time

Publication numberOT-2026-000067214 · never reused
Internal UUID01a0ae8f-1500-7b36-b9a2-04f67c36cc7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067214
StatusPUBLIC

Content hashes

Canonical text58344d87817d05d7d14c40480688d2747c2ff92684cff22f8b445e796fc9c1a8
Markdown40fd3f3ae4d2ad000c0a33001e823ffffcda7a07027a56856c256689dd055f4b
PDF
Publication pagef4b932310016b49a3789a1bf96eeae0ecfde84146903fdeac7046ab988d468e1
Manifest8c4b55c7285f3c7cd161e8957f8a0669d4c9b076b06253b38c327d0373782ca8

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
Signatureh/SjdjrGxmh/0FM47TjkFkkIIcropFIt3qrktmTbgZw/DjgvFgDseARzWHILQw73EVgpygkG3P9uT738aw87Cg==
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

2026-09-17T10:32:30.252728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067214
observed f4b932310016b49a3789a1bf96eeae0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.235252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067214/manifest.json
observed 8c4b55c7285f3c7cd161e8957f8a0669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.217937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067214/publication.md
observed 40fd3f3ae4d2ad000c0a33001e823fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.201377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067214/publication.txt
observed 58344d87817d05d7d14c40480688d274...
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.