OpenTechnical

OT-2026-000077134

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000077134) never changes.

Identity and time

Publication numberOT-2026-000077134 · never reused
Internal UUID01a0ae94-f507-7480-97a0-69180657bd84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077134
StatusPUBLIC

Content hashes

Canonical text98938e3a5659c87f721edc3beaa844a52bf665448cdd6f6dafa011f933fa5096
Markdown8bc313703799cf37c6df64a95b297d12e60b370182a6ac9e0395c16f19199122
PDF
Publication page53a733d967dc89e01299e4d5ff333e5a877578a1267b59a32493644720be6fb6
Manifest0d4523c036c5f0e6d231748042e7c1af6486a369ddda1d3450eb0c16472ddb1d

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
SignaturenQQdwemF2zk/6kqFxc91Zds3WzznHDI6iBgbZSHcWhD726qZoTZ9sgQZVpkRruvrnhkNuBuNkIPcBL32V3eiDQ==
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

2026-09-17T10:11:42.517346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134
observed 53a733d967dc89e01299e4d5ff333e5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:42.498628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134/manifest.json
observed 0d4523c036c5f0e6d231748042e7c1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:42.480995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134/publication.md
observed 8bc313703799cf37c6df64a95b297d12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:42.462080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134/publication.txt
observed 98938e3a5659c87f721edc3beaa844a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.503709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134
observed 53a733d967dc89e01299e4d5ff333e5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.486524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134/manifest.json
observed 0d4523c036c5f0e6d231748042e7c1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.467543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134/publication.md
observed 8bc313703799cf37c6df64a95b297d12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.451070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077134/publication.txt
observed 98938e3a5659c87f721edc3beaa844a5...
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.