OpenTechnical

OT-2026-000075117

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000075117) never changes.

Identity and time

Publication numberOT-2026-000075117 · never reused
Internal UUID01a0ae93-f1ff-7448-bae7-919a44fd66e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075117
StatusPUBLIC

Content hashes

Canonical text1e37a11ca135ded545f89bc84676267006bab66f8dc3b50d966f44dca699b2ff
Markdownc480054533bb83b3d8102739cb076485473dcaffdcfb9e0f772fd63b88b04b48
PDF
Publication page1e49418dec29e96025211d79ead16f00c1e65b29483aab51bcfa919ee7584d4b
Manifestbe82bc249d6eabda31f4fd57dec2ebd3aeaeb36ff9e62f0005a3dfea34ec7eea

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
Signature+eSqxFl0NgaD1/EG7rrEmJnL4Warbzw48xGTXY46WIpKQwrxrM7rSHDZ6k0WBH/N99iCYIOiuUDCuDhM3DL8CQ==
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

2026-09-17T10:20:18.789612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117
observed 1e49418dec29e96025211d79ead16f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.768828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117/manifest.json
observed be82bc249d6eabda31f4fd57dec2ebd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.746884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117/publication.md
observed c480054533bb83b3d8102739cb076485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.719541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117/publication.txt
observed 1e37a11ca135ded545f89bc846762670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.813335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117
observed 1e49418dec29e96025211d79ead16f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.793987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117/manifest.json
observed be82bc249d6eabda31f4fd57dec2ebd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.775509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117/publication.md
observed c480054533bb83b3d8102739cb076485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:18.757366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075117/publication.txt
observed 1e37a11ca135ded545f89bc846762670...
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.