OpenTechnical

OT-2026-000102633

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000102633) never changes.

Identity and time

Publication numberOT-2026-000102633 · never reused
Internal UUID01a0aea4-858b-797c-8d18-05925cfa6170 · 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-2026-000102633
StatusPUBLIC

Content hashes

Canonical textfb88232736975a230838262ebf71294ac9662f9593ed2bd2a2401cf2df0296dd
Markdown62ed24400917090e6c7daf62cc4e0bd0212b145c1ee19d41e19b3f0280cb99ef
PDF
Publication page7664e4bc5aa1b08feb525958b9eaf6fb422e650f2eb0ea7a11d57578a0b1b069
Manifest06103276bf9864f3c4717ae53526ff7625b64726cb59d60e1c884aa6c9058790

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
Signature6KUmseCFw5hm2sz5prBESBmvQqVpZ7pS9a//Pxwdcrk5jjFncvF/iiPfqGXE5rWvI8DvGnMyM0YhsoiM7RWSCw==
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

2026-09-17T09:24:07.697392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102633
observed 7664e4bc5aa1b08feb525958b9eaf6fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.680152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102633/manifest.json
observed 06103276bf9864f3c4717ae53526ff76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.661352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102633/publication.md
observed 62ed24400917090e6c7daf62cc4e0bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.643434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102633/publication.txt
observed fb88232736975a230838262ebf71294a...
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.