OpenTechnical

OT-2026-000009912

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000009912) never changes.

Identity and time

Publication numberOT-2026-000009912 · never reused
Internal UUID01a0ae6b-cb78-7327-a983-a284ab0e0b00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009912
StatusPUBLIC

Content hashes

Canonical text0b53c3bd4d67c6b81b674d032ed7287a5476f1750a9519cbceee949f182e1bf7
Markdown102ca8f3cf88ba77327ac72aa6d059a1147827dee8eaeb8daca1c3d83cc65d96
PDF
Publication pageab7cefa181ece5eb50a252bfae7afa1294513154db8d8715ec9962b369dc6c76
Manifest423a3394c340855cb83e5b954f008de7c8bfbd5bd720379147e3eed7a4b40059

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
SignatureqbWFSR9hkK+oRp5b6s/61+lzuGDFa5GjifrgDcuVdkSN0eGZjU2adEvjDfdKrZ3efqnih+c2E29ihTzxM+o+DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:55.715768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009912
observed ab7cefa181ece5eb50a252bfae7afa12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.697282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009912/manifest.json
observed 423a3394c340855cb83e5b954f008de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.676227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009912/publication.md
observed 102ca8f3cf88ba77327ac72aa6d059a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.656304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009912/publication.txt
observed 0b53c3bd4d67c6b81b674d032ed7287a...
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.