OpenTechnical

OT-2026-000083359

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000083359) never changes.

Identity and time

Publication numberOT-2026-000083359 · never reused
Internal UUID01a0ae97-c964-7159-819e-3245a8ca4e10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083359
StatusPUBLIC

Content hashes

Canonical text8869aa12ec26a0bc906128abfe72c18926d0a21850d8f340ef66c58ff7ed3028
Markdown69e86c5612702171ef98fce8df917c40598e73c28e337829b83909ae84478a0d
PDF
Publication pageb98fdd81cb4aab97d847351f00f58a70986d275fbf3b978761104fcd715db113
Manifestd85240b71f1cb4abc27a4a08d963a51450d06f86707d0afb13c69e1d76df3862

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
Signature/aTE+BGAzEZOMH2hXnRogyCWgZXrX2kxcdczBF0w0bBA6gEryT4DJFDMCKqx0ZmhGMkvzrPCC6AaFm+ZLL9WBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:38.731992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359
observed b98fdd81cb4aab97d847351f00f58a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:38.713744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359/manifest.json
observed d85240b71f1cb4abc27a4a08d963a514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:38.695514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359/publication.md
observed 69e86c5612702171ef98fce8df917c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:38.677508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359/publication.txt
observed 8869aa12ec26a0bc906128abfe72c189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.677586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359
observed b98fdd81cb4aab97d847351f00f58a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.660461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359/manifest.json
observed d85240b71f1cb4abc27a4a08d963a514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.645260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359/publication.md
observed 69e86c5612702171ef98fce8df917c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.628577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083359/publication.txt
observed 8869aa12ec26a0bc906128abfe72c189...
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.