OpenTechnical

OT-2026-000080771

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, sustained 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-2026-000080771) never changes.

Identity and time

Publication numberOT-2026-000080771 · never reused
Internal UUID01a0ae96-b974-77bb-ab1d-49cdf2ccd3f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080771
StatusPUBLIC

Content hashes

Canonical text9f73e697020dc5f8af6ffacaf7168568c1752c40ffa96193f05917dd95cf6f31
Markdown039a824758d6888fb6170f35fd906bcab5e6acbb3eb0aee8184f63ee6c7368ad
PDF
Publication page6e980d08b4c2197881c4d168c76285c07a84e89360b4659cf450fdcccbb15224
Manifeste176e9901f1e14c833fcb784fc541566ce7d9ccccd75f1c46f620a15edfc8a12

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
SignatureJwcT9lilgqiSOa92rg6cBfj7RWHmc/kCmH6+zzvxBnmPeoE947v8bJkQdUob01dbDMvuVNRMbLtzgHkt5zOWCg==
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

2026-09-17T10:01:56.292295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080771
observed 6e980d08b4c2197881c4d168c76285c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.275985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080771/manifest.json
observed e176e9901f1e14c833fcb784fc541566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.259123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080771/publication.md
observed 039a824758d6888fb6170f35fd906bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.243127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080771/publication.txt
observed 9f73e697020dc5f8af6ffacaf7168568...
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.