OpenTechnical

OT-2026-000070351

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070351) never changes.

Identity and time

Publication numberOT-2026-000070351 · never reused
Internal UUID01a0ae91-545f-7ac9-9be3-7df9cf83dc2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070351
StatusPUBLIC

Content hashes

Canonical text9c8fa4d457a94661117a0e309ad4c014c765334837b16461cd598305595fa298
Markdown065f0e9681ae5ffaa95311192fc745fcd505214ec918100b77bb3d06ed09695e
PDF
Publication pagea9a426973de71458d8d679739ff65028e240ae5d4264cd116d846b06157372a5
Manifestb18de95fc976fa55c7ce97c3f200ad746f622e90250a1812913a70fd927f02a6

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
Signaturel5OV5BbzdJUV0cUGc1tm1uTPFaOhw60LEi7zcLioJ7YAptlp0VdKMtKY/lJ/ZNLTjRje6pXrUM0z6hGDN7K/DA==
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

2026-09-17T10:26:08.875049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070351
observed a9a426973de71458d8d679739ff65028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.853776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070351/manifest.json
observed b18de95fc976fa55c7ce97c3f200ad74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.833300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070351/publication.md
observed 065f0e9681ae5ffaa95311192fc745fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.813907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070351/publication.txt
observed 9c8fa4d457a94661117a0e309ad4c014...
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.