OpenTechnical

OT-2026-000074397

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000074397) never changes.

Identity and time

Publication numberOT-2026-000074397 · never reused
Internal UUID01a0ae93-7179-7ea6-832d-a321bf9356a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074397
StatusPUBLIC

Content hashes

Canonical textf6e1298c800d4669f4ce6adfc6fd5f7a135f213f492bb4c1bfefe82e4bfe596f
Markdown630952287c8ebcebe1d1d576dac7f4b9608a432ec8acd4de316f6115429d21ba
PDF
Publication page96f4deed9838aa180a1b25edfb25a5070b17685bd9d6558c8c90e2fa4517019d
Manifest4ff82f6cb39eaf836f247ef91836b4da222fe57ec213b0eb1568bf51120a7725

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
SignatureimloFW4s3SrixTYdWg8z6PKplFmJNBcJ0gZEGCnNhGu+ejCITVG6RrveVKuEEbM/jJThg3fC3kBdzOC0SOVEDw==
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

2026-09-17T10:19:20.104931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074397
observed 96f4deed9838aa180a1b25edfb25a507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.085655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074397/manifest.json
observed 4ff82f6cb39eaf836f247ef91836b4da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.068364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074397/publication.md
observed 630952287c8ebcebe1d1d576dac7f4b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.050560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074397/publication.txt
observed f6e1298c800d4669f4ce6adfc6fd5f7a...
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.