OpenTechnical

OT-2026-000076540

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two 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-2026-000076540) never changes.

Identity and time

Publication numberOT-2026-000076540 · never reused
Internal UUID01a0ae94-b06d-7087-9d05-120898af58c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076540
StatusPUBLIC

Content hashes

Canonical textac7f2443f3b475161e6edb1246e404a3d57724ecae3d31eaa6c059a0488fb3b7
Markdownf4cc136272c013a6f529d691dcc674897313fda4238de5720ecd2e6c57468835
PDF
Publication pagef7d0b821f3a4ac690c47574baa1f164b5692d3082098195ce93302084ef8de28
Manifesta3fb296a0cf76ec11150e02ac307d7a7312d4b8c9bcdac603f9553e5cef03040

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
Signature2wXyqhaDKd9RefalZJgDLLhvfHc1ORNPK1MQiXFuiqBAjRpYwL9W88k5XTeV7Ff+cziA8Ik83dx+QLHn6a/sAg==
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

2026-09-17T10:09:14.919776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076540
observed f7d0b821f3a4ac690c47574baa1f164b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:14.900049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076540/manifest.json
observed a3fb296a0cf76ec11150e02ac307d7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:14.881376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076540/publication.md
observed f4cc136272c013a6f529d691dcc67489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:14.862787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076540/publication.txt
observed ac7f2443f3b475161e6edb1246e404a3...
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.