OpenTechnical

OT-2026-000051512

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000051512) never changes.

Identity and time

Publication numberOT-2026-000051512 · never reused
Internal UUID01a0ae83-7c80-7b95-9670-26cdfeecd8bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051512
StatusPUBLIC

Content hashes

Canonical textc323b7185fe05a3396b50393301636fd09ba1317799bce53ac756ba285c5ddec
Markdown47e7d339eb11822f45714bbee8ebd494f9199f93233051d4e5ddd082e630c2c5
PDF
Publication page04f864e15c6478b986426984097d30dd6cae7ba56c91606c57f18e7f34b943a9
Manifestf3d7b2eba5c37979e42eb01029f29c9ad7dc59c080148c705624ad5b1a106968

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
Signaturek2HiNmP3Afz48kSe3VAR867ZlWNHy5aPJyQSifEr7QbEu7FLOrlfoekLcpg86oHU+IA+XNT858ba9z+VBzn5Ag==
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

2026-09-17T10:58:19.944111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051512
observed 04f864e15c6478b986426984097d30dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.926140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051512/manifest.json
observed f3d7b2eba5c37979e42eb01029f29c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.907463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051512/publication.md
observed 47e7d339eb11822f45714bbee8ebd494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.889881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051512/publication.txt
observed c323b7185fe05a3396b50393301636fd...
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.