OpenTechnical

OT-2026-000012100

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed 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-2026-000012100) never changes.

Identity and time

Publication numberOT-2026-000012100 · never reused
Internal UUID01a0ae6d-1943-7404-b7fe-cd1b2a6d32df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012100
StatusPUBLIC

Content hashes

Canonical text35d0cc2949aad9c3038d5eff842213265cda667055d15f19bf145a2f447fef5d
Markdown364564c02e488707b5d9ecb1cbc31c72531cb056d1c5f148693481abec983a74
PDF
Publication pageb0c365565c5c9df19a4f181a2f05f6d486ba5021309dacd9b338afae7640e04d
Manifest4e51e5cb81bd4f7b9fd8e6a3019331a857297e9e543bb1052492e2ce533ec874

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
SignatureP3aFO/O0xt5ejtsXjHBaVuTVf+JgOeriR5/Sx1Y7XDw2/hwjwGRLfp7zxJsJq3m6NqLdacVCJw0UivK+17Z4Aw==
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

2026-09-17T12:12:59.718997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012100
observed b0c365565c5c9df19a4f181a2f05f6d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.699865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012100/manifest.json
observed 4e51e5cb81bd4f7b9fd8e6a3019331a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.679341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012100/publication.md
observed 364564c02e488707b5d9ecb1cbc31c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.660587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012100/publication.txt
observed 35d0cc2949aad9c3038d5eff84221326...
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.