OpenTechnical

OT-2026-000075140

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000075140) never changes.

Identity and time

Publication numberOT-2026-000075140 · never reused
Internal UUID01a0ae93-f1ff-78c8-916b-b5f1dd4777d4 · 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-2026-000075140
StatusPUBLIC

Content hashes

Canonical text672fbd6995c2e26370fbd1241e9fbfcc8a64504f12bc359071de8de02a0bced6
Markdowna9ab041278bd41b22cbc15255745377fd650a56cba1f1ae4036865359a01939e
PDF
Publication page54421c3985978b62f1e5ce1c76622905663ac76c1b299f1e805e67528f1a708d
Manifest3b3303329900c6014acabdc3adc1e45404997ab2e616cf1b115588a282b4b5cc

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
SignaturebdbMZ9YPjungVxvQczSP7BF1ecTuy0MO7dZGR7d0YHNyUVN7+z2Oxp3maNza4dRmD16hla6XAhfaOMxzii9lAQ==
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

2026-09-17T10:20:22.245746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140
observed 54421c3985978b62f1e5ce1c76622905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.222265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140/manifest.json
observed 3b3303329900c6014acabdc3adc1e454...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.201417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140/publication.md
observed a9ab041278bd41b22cbc15255745377f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.172559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140/publication.txt
observed 672fbd6995c2e26370fbd1241e9fbfcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.026030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140
observed 54421c3985978b62f1e5ce1c76622905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.004729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140/manifest.json
observed 3b3303329900c6014acabdc3adc1e454...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:25.986230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140/publication.md
observed a9ab041278bd41b22cbc15255745377f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:25.966875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075140/publication.txt
observed 672fbd6995c2e26370fbd1241e9fbfcc...
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.