OpenTechnical

OT-2026-000102497

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off 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-2026-000102497) never changes.

Identity and time

Publication numberOT-2026-000102497 · never reused
Internal UUID01a0aea4-858a-77d5-bf3a-2cc84b4b8766 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102497
StatusPUBLIC

Content hashes

Canonical text38fc707b36aef393ab0d396d50e3d92074439fa26b19f59f1e9cf08b297356af
Markdownf536747c9f9ac0c91da95c39a7e1b93ff93f692886e2c1869caff3a0fde56512
PDF
Publication page4acb09a6f58f37908dbb9e05a68af2593ca0ed546c8d15c6166388dc50528063
Manifestc8629a72e8f29c26a8a792c7db3a0582504ce5d757f09063c3a150975782b736

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
SignatureI6eC6OTGC0jXRU5eas6q4WVc2kWsAKvRaSMiwQGZZj/TtMZ+aOr2RKkMVcmjIhPJSg85JreVafnZhPf/pVtMBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:51.142505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102497
observed 4acb09a6f58f37908dbb9e05a68af259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.123584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102497/manifest.json
observed c8629a72e8f29c26a8a792c7db3a0582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.104885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102497/publication.md
observed f536747c9f9ac0c91da95c39a7e1b93f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.087570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102497/publication.txt
observed 38fc707b36aef393ab0d396d50e3d920...
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.