OpenTechnical

OT-2026-000050209

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000050209) never changes.

Identity and time

Publication numberOT-2026-000050209 · never reused
Internal UUID01a0ae82-5c46-73d6-803b-c134f6762a88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050209
StatusPUBLIC

Content hashes

Canonical texte7592668fb4499cd1a5398d5884b8a10f3accc4928cb11b01758d82ed4d96491
Markdowne0e4c6553cb8971f75ac6055b0d2511e140520d398ec6ca0f0e046b6e99e6d94
PDF
Publication page6d0178301043b3f3ad264429c30e7c58851db3c3dab1aae5fe1505618aa56932
Manifest7b67a4dd00864a6473d6b0ea2b2fa66aa91f3d32f6e53f2ac182f8e0985bb0a2

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
SignatureXsCKizqP8aHKJAfQBEd2ZJLRJKrqZUGUlo2CQqzm8zheEhII1dDAH1wdP0aFSM41+lSnLujmy1iKDpzsJDgjBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:11.961476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050209
observed 6d0178301043b3f3ad264429c30e7c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:11.943681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050209/manifest.json
observed 7b67a4dd00864a6473d6b0ea2b2fa66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:11.926371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050209/publication.md
observed e0e4c6553cb8971f75ac6055b0d2511e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:11.908036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050209/publication.txt
observed e7592668fb4499cd1a5398d5884b8a10...
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.