OpenTechnical

OT-2026-000007975

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000007975) never changes.

Identity and time

Publication numberOT-2026-000007975 · never reused
Internal UUID01a0ae6a-908b-7681-86d7-fb8a34288608 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007975
StatusPUBLIC

Content hashes

Canonical text0c0f647944c7d4e47ac276e9fa575497eb87912ed00aabfadf32c99143270262
Markdownc26d417049fd64b1bc0e5ef37f5388d9318368ac01f859784197c6c80ca33b24
PDF
Publication page739e0d073257c1d4c9a82eb26e6234194f23842bd7671fe2d01c9b6d30713a41
Manifest25073378758c36cfe0c2ce5d78b7dca307c57b9c8ef28d8432bdaeed8f5f0412

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
Signature74KWqLlfzyFEGCf1jgBNOtcUHuNyWySyu+XEQunOpFGqELUcx3E0/fnJiKgkhFQ9NOqmzOO2fhDeWNxQOeS2CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:31.009494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975
observed 739e0d073257c1d4c9a82eb26e623419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:30.988948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975/manifest.json
observed 25073378758c36cfe0c2ce5d78b7dca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:30.965388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975/publication.md
observed c26d417049fd64b1bc0e5ef37f5388d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:30.947343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975/publication.txt
observed 0c0f647944c7d4e47ac276e9fa575497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.027794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975
observed 739e0d073257c1d4c9a82eb26e623419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.009948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975/manifest.json
observed 25073378758c36cfe0c2ce5d78b7dca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.989440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975/publication.md
observed c26d417049fd64b1bc0e5ef37f5388d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.969945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007975/publication.txt
observed 0c0f647944c7d4e47ac276e9fa575497...
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.