OpenTechnical

OT-2026-000003587

Publication integrity record

Bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector

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-2026-000003587) never changes.

Identity and time

Publication numberOT-2026-000003587 · never reused
Internal UUID01a0a90a-7560-71f3-bc6c-a1763ba1a309 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:10.050982Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003587
StatusPUBLIC

Content hashes

Canonical textafb027dc040ad2224330d91fa0472ad617467de6a138de44996835234082c7f8
Markdownf7751bbdc259dbc092370f6666562346d889ebb3d34bdd9f29d5dca9fa6130ee
PDF
Publication page0103e6edbe3e8a46f7a939e0213b1e1d58a58fe8ccd1386778e68701285137a3
Manifestf4e7d3a864818bf1139b0724d2a704aabc42eed86ca37662b3d7caf293d9b119

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
SignatureAhJCizkJ55UueuEEt4XcnCAmJ01+SMGqbdeFOpOnKkMdcrUwgwUgwi/RiIszXOHoHkZi7T4IKTJZyDHlVtSkAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:40:36.968232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003587
observed 0103e6edbe3e8a46f7a939e0213b1e1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:36.953250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003587/manifest.json
observed f4e7d3a864818bf1139b0724d2a704aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:36.938215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003587/publication.md
observed f7751bbdc259dbc092370f6666562346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:36.902025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003587/publication.txt
observed afb027dc040ad2224330d91fa0472ad6...
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.