OpenTechnical

OT-2026-000082414

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000082414) never changes.

Identity and time

Publication numberOT-2026-000082414 · never reused
Internal UUID01a0ae97-4d96-7872-952f-05e9a07655c6 · 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-2026-000082414
StatusPUBLIC

Content hashes

Canonical textc7187411a6013fa5b087963a2d28c45b4efd8db1e3f151797ed931b5ab77c56c
Markdownea0d8bf823f1a2ed3a9b4aa280828f4f71af919aab7b03ee15b13e64c8f9d353
PDF
Publication page50ef9c175192df10341d620ee6080515cef3c2cfa3602f8a7a3a94bef50fd5c3
Manifestcf8130485ab91a1fc6e6f51680d747c5565a764284b3f6fafbfae611faba4917

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
SignaturebFkUPLPfJdjwQuPU+V72nicSSsnEOqQ63owh0lqjwjpRe60H9Gz5YIAjOkfOOflV/9O2N0LwCPf8RRysbSSwAg==
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

2026-09-17T09:59:18.042718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082414
observed 50ef9c175192df10341d620ee6080515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:18.024450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082414/manifest.json
observed cf8130485ab91a1fc6e6f51680d747c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:18.005134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082414/publication.md
observed ea0d8bf823f1a2ed3a9b4aa280828f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.983261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082414/publication.txt
observed c7187411a6013fa5b087963a2d28c45b...
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.