OpenTechnical

OT-2026-000007773

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000007773) never changes.

Identity and time

Publication numberOT-2026-000007773 · never reused
Internal UUID01a0ae62-843f-7801-bc7c-5fae46b52731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007773
StatusPUBLIC

Content hashes

Canonical text42509f9a31fe68dd4b7770873c0e48d45dca33fc33c4b198b5485faf4df6c8f5
Markdown897f728b2917c9e0ea355192d9b7c09fba8ac0843a29df9ad3d441f2c20bf902
PDF
Publication pageafd780547f85a3d8ac2227fec7703754a2cf2cf6efa93d6ad4054729ffd354b0
Manifestee852f7f96f3b4862fe02604438129a31cd5c5460c1218d3b3f6ebe48d861ca5

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
SignatureWdsqJFB/BNnPbTtvdunuhbkGHLTrHQOrKcD17T7VoR6JGH3XaTBdg35PMe26Gl93Wl6lpJ/ihiNK3ISbHL5uAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:10.270160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007773
observed afd780547f85a3d8ac2227fec7703754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.250075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007773/manifest.json
observed ee852f7f96f3b4862fe02604438129a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.232426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007773/publication.md
observed 897f728b2917c9e0ea355192d9b7c09f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:10.214914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007773/publication.txt
observed 42509f9a31fe68dd4b7770873c0e48d4...
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.