OpenTechnical

OT-2026-000082040

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000082040) never changes.

Identity and time

Publication numberOT-2026-000082040 · never reused
Internal UUID01a0ae97-4d92-7cf4-8ee9-b3ca1df10fac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082040
StatusPUBLIC

Content hashes

Canonical textfdad25821ced0ef4a098f7b9d4426b493ac3dcfb775fa723049a5d273b1a8573
Markdown74f261fd31b37a022243ab18799ae06f61c302b6348745b2baad8e9d6604875c
PDF
Publication page241e57a79f144adc21aa82a9c03ea07340825422bd4038faa733f0a9a3ace07d
Manifest71dedd814030cc0fa9b8b5ad48b667c5c2fd30aa1b95ab92fcfe2bfda331c257

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
SignaturezWQCZQ/RlT95ODnYVqbQXjzzByLS2npCMZor1sE5IKuI3pG3p2AaMSx+suRxnkohc4vvqv/NmzYiEC80aQVzCQ==
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

2026-09-17T09:58:50.122559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082040
observed 241e57a79f144adc21aa82a9c03ea073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.104435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082040/manifest.json
observed 71dedd814030cc0fa9b8b5ad48b667c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.087044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082040/publication.md
observed 74f261fd31b37a022243ab18799ae06f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.069765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082040/publication.txt
observed fdad25821ced0ef4a098f7b9d4426b49...
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.