OpenTechnical

OT-2026-000080580

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000080580) never changes.

Identity and time

Publication numberOT-2026-000080580 · never reused
Internal UUID01a0ae96-7e79-771f-b618-7c98383ff9cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080580
StatusPUBLIC

Content hashes

Canonical text11f668165cb250be6c50ce482783cef1dcc619d56a715db328c922ae7f65fd4d
Markdown666a0e545c3ae519a0eba5ea42d8a3de10f53099fd8cb8c68656d6416e9f2c68
PDF
Publication pageade1dfff7ea5e7b56f315c8a6e0b756bc5a00242784cb4400329a569e3ce0917
Manifesteb411120b351394f9e7e218b7203b47d5284acdb85bbfdaf445daa16d3ae0262

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
SignatureEgmECNtAkghB6Z5PwGJre1j9eUD/+DeO9Y5uhjjbt6u8D8iYsoX+qzo77xAx/sic0JTuLUHdB7jvUFS8/XIhDQ==
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

2026-09-17T10:03:12.923554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080580
observed ade1dfff7ea5e7b56f315c8a6e0b756b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.906336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080580/manifest.json
observed eb411120b351394f9e7e218b7203b47d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.889668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080580/publication.md
observed 666a0e545c3ae519a0eba5ea42d8a3de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.871559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080580/publication.txt
observed 11f668165cb250be6c50ce482783cef1...
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.