OpenTechnical

OT-2026-000101705

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single 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-2026-000101705) never changes.

Identity and time

Publication numberOT-2026-000101705 · never reused
Internal UUID01a0aea4-0e16-7a40-ad99-f1883f1fa931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101705
StatusPUBLIC

Content hashes

Canonical texte34ec09a57c1bbcc9272424605354daac7c938bd818e8a2b8ec245dc5e5649f4
Markdownb01a2da2b3d466f1b816fed3c88c46c870f05aa815befd04d798b757b83fef06
PDF
Publication pageaf5c27f673089e15c363f1b7da63df794ec0027fe84f787aeee95160632bf9b5
Manifestfcc512bf624dda5085b017f6bc1cd980751f7ea06fba61c879a0f30062278887

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
Signature7r5Fis4Zr7YSxLuV6yN1/LEiYe7Li4rii4LPuA8Epb1sunnz+J9cKo3YGU3RqB7iSBJPKSI+hjSB6HrurXYoBg==
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

2026-09-17T09:26:08.019007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101705
observed af5c27f673089e15c363f1b7da63df79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:08.000504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101705/manifest.json
observed fcc512bf624dda5085b017f6bc1cd980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.983699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101705/publication.md
observed b01a2da2b3d466f1b816fed3c88c46c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.965591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101705/publication.txt
observed e34ec09a57c1bbcc9272424605354daa...
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.