OpenTechnical

OT-2026-000094075

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000094075) never changes.

Identity and time

Publication numberOT-2026-000094075 · never reused
Internal UUID01a0ae9e-92ca-7062-97b0-435a2aa7472b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094075
StatusPUBLIC

Content hashes

Canonical text086c1b402e35740aa37baee2785ff857f4bace05eb8467173cebd4f99045c69a
Markdown1777116d209cc0928356ee9dc868fb1c8c8895e167977907085cf8ad0801d9f7
PDF
Publication page4d26ab225cf3699d3ade7939495a0e7e7ad41f69354c34924622854d49a91ed0
Manifest76c4d3db81838ca67d962db67d12eebcf0d9751924e694e474315aba4dc4cfe3

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
SignatureXB0ajTghz2tcO8lgx2gJdX5xaqzHdD0uhq2SgWqh1P0Kit4j3QVqOGvPjjv4pr4qNvHp61g8fLyiqT9I6F3dAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:30.215208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094075
observed 4d26ab225cf3699d3ade7939495a0e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:30.197746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094075/manifest.json
observed 76c4d3db81838ca67d962db67d12eebc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:30.180141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094075/publication.md
observed 1777116d209cc0928356ee9dc868fb1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:30.162949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094075/publication.txt
observed 086c1b402e35740aa37baee2785ff857...
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.