OpenTechnical

OT-2026-000075392

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000075392) never changes.

Identity and time

Publication numberOT-2026-000075392 · never reused
Internal UUID01a0ae93-f201-7c3a-9f55-e764086d665f · 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-2026-000075392
StatusPUBLIC

Content hashes

Canonical textbe3ced4791dc970174e40269df3c7a57452fb32998c13f82c4e5190ce184ec72
Markdown4de9d4ffec13813cf6b80e63cf922392141b0e361e49ab27bcd0f9fbb1f0493d
PDF
Publication page33b343268186adaf5ef2749953253bffb8d4b315563bb53e884c797f65754af7
Manifest736cd09749a1d8be763e7c435b511658961fff04f3841ba49bc7846a414e9a95

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
SignatureMy3UB4T4Z25Sfz4A7FCoTiO4lxpDb/k9kwONo4HPUf50goxPVH3KzbwZZ3lY3Fv9nvRIiliA+oC1paR1UBWcCg==
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

2026-09-17T10:17:27.515583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075392
observed 33b343268186adaf5ef2749953253bff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:27.488685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075392/manifest.json
observed 736cd09749a1d8be763e7c435b511658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:27.469647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075392/publication.md
observed 4de9d4ffec13813cf6b80e63cf922392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:27.451150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075392/publication.txt
observed be3ced4791dc970174e40269df3c7a57...
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.