OpenTechnical

OT-2026-000063774

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000063774) never changes.

Identity and time

Publication numberOT-2026-000063774 · never reused
Internal UUID01a0ae8c-f947-7cdc-8dfb-8224435bb3ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063774
StatusPUBLIC

Content hashes

Canonical text7cde2f435065497a28630c2f2ee5f08d39de3a250e0dcfb58eb5af0c53757a08
Markdown8fb817e4c39fa93ebb79d1880977fa7f6842642edb2887011e52817f9c3139f5
PDF
Publication pageb93cf90df0206bde8557b10e352f3a3adfefb41e0e8c9bb94a4957b32fc4e0a5
Manifest713e05909690b4295346186b49726dc6a1104229e6ea2d4f504b94bffd69a395

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
Signature8+MdrgOt8ZUhZuqgsrLiDgBq8rz5hHcne7Lyllx3T/MpRH7n2VKaRWc+hGeucwKmkfmFPfPxYYvNdB3/KOWSBg==
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

2026-09-17T10:40:03.593811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774
observed b93cf90df0206bde8557b10e352f3a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.567928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774/manifest.json
observed 713e05909690b4295346186b49726dc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.547292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774/publication.md
observed 8fb817e4c39fa93ebb79d1880977fa7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.527639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774/publication.txt
observed 7cde2f435065497a28630c2f2ee5f08d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.900060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774
observed b93cf90df0206bde8557b10e352f3a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.882897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774/manifest.json
observed 713e05909690b4295346186b49726dc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.864157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774/publication.md
observed 8fb817e4c39fa93ebb79d1880977fa7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.844836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063774/publication.txt
observed 7cde2f435065497a28630c2f2ee5f08d...
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.