OpenTechnical

OT-2026-000007850

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line 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-2026-000007850) never changes.

Identity and time

Publication numberOT-2026-000007850 · never reused
Internal UUID01a0ae6a-908a-7314-bb5f-f42572c3ed08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007850
StatusPUBLIC

Content hashes

Canonical textd51f9c6f5b31ae6fe4129359fec2be4d44064be3c6b5ae0eb453c5f8aa06a65c
Markdownd1651d1325c46b3dbf6023fb5b617d6d79a71ab5e81c2957ad2cc4bf6af89a0c
PDF
Publication page5f2a92c3ec64b299801912ac6752023f3354de912b92e0af44cad89c963d4789
Manifest0cbb022ebcbe6cae86e0da24b952f34f496b3c0943ede5b61fb24e33287114eb

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
Signaturewfqffvc910dcpETgVYEqh4uzzxw5Aaz2EWU8fr3WaAhgYT/EG4+iL6Z5gobhm107yaMa41USD1bj01UwSAfGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:18.130200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850
observed 5f2a92c3ec64b299801912ac6752023f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.113233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850/manifest.json
observed 0cbb022ebcbe6cae86e0da24b952f34f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.093131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850/publication.md
observed d1651d1325c46b3dbf6023fb5b617d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:18.072657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850/publication.txt
observed d51f9c6f5b31ae6fe4129359fec2be4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:51.069473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850
observed 5f2a92c3ec64b299801912ac6752023f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:51.052025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850/manifest.json
observed 0cbb022ebcbe6cae86e0da24b952f34f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:51.033267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850/publication.md
observed d1651d1325c46b3dbf6023fb5b617d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:51.015512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007850/publication.txt
observed d51f9c6f5b31ae6fe4129359fec2be4d...
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.