OpenTechnical

OT-2026-000009267

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, pulsed 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-2026-000009267) never changes.

Identity and time

Publication numberOT-2026-000009267 · never reused
Internal UUID01a0ae6b-31ba-7663-a826-4e388c960f97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009267
StatusPUBLIC

Content hashes

Canonical text0c700e1b2eeff9c6ae6ab1a45eb155420e29459d10cc0eaa067d26d1e68e11de
Markdown82976f3f052e31183266783dfb3f811347e375cdb56c6669cd6f5231dfed33a8
PDF
Publication page1d521486731062d664cd3c8f9758a460a89ad94867815df6d30bc8cff3534de4
Manifestdd9e5d5e752e9bb0e4955185bf1ced2b9567cd841c2d6a4de73bff8eadb40dd0

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
SignatureYaRHWTnXu8ZdZXl85q5/COm997ubCPeaX2horVwPwXdiRWVfF4MmAbVzBcG8nvXwpdY9kWns7uyAZodPJZ5uCQ==
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

2026-09-17T12:18:01.562427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009267
observed 1d521486731062d664cd3c8f9758a460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:01.539323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009267/manifest.json
observed dd9e5d5e752e9bb0e4955185bf1ced2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:01.518853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009267/publication.md
observed 82976f3f052e31183266783dfb3f8113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:01.487312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009267/publication.txt
observed 0c700e1b2eeff9c6ae6ab1a45eb15542...
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.