OpenTechnical

OT-2026-000092894

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000092894) never changes.

Identity and time

Publication numberOT-2026-000092894 · never reused
Internal UUID01a0ae9e-090e-7ae9-b5d6-194a25920c7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092894
StatusPUBLIC

Content hashes

Canonical text732fdb899c1dbc00387810e13a58bafdc9adf4ecab3ae7289a92a294ddace00b
Markdownb1b0bc8ddd54943a7c12c9a1c0204de0a1a17ac99e66f012ff9c1f9da93e8686
PDF
Publication pagee38bfa0baf55d1a21410d34e40719a4410eccd788df961f0800acc41c89e0873
Manifestc9aece824d13ed288f673c8cf30f1fa9ba58ba3b33b5c123820e5b702cb1c7cd

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
SignatureXemZ4dfkHTnsne2kAv9hOIDkzbOkfTtfXHeMK0wPq6t0FSWWqvZfRDhiL6p5juuKsqdP9lA1jtHqxd66aCsAAg==
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

2026-09-17T09:40:00.335655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092894
observed e38bfa0baf55d1a21410d34e40719a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.319323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092894/manifest.json
observed c9aece824d13ed288f673c8cf30f1fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.301268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092894/publication.md
observed b1b0bc8ddd54943a7c12c9a1c0204de0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.285750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092894/publication.txt
observed 732fdb899c1dbc00387810e13a58bafd...
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.