OpenTechnical

OT-2026-000101936

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000101936) never changes.

Identity and time

Publication numberOT-2026-000101936 · never reused
Internal UUID01a0aea4-50f1-7702-af8c-fc7c8eeb3318 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101936
StatusPUBLIC

Content hashes

Canonical text7a55a794a2e96f68d1be45efaa656eeda23bfe37dc9b3f7a041469861aa990bf
Markdowne339684c30f901bc358f0c490ad7cddee13bdfdaacdb58b650462514b461c6e4
PDF
Publication page1f561eaeab7c94758192a6dc79342d9d5373b2ea6d0303b5bca8af0834c467bf
Manifest0cfe2c55bef320dba54f72380324687a545fddc467572e5510fb08ef6a3b8d1e

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
Signature21vJu7woXi/rMyBJyBlTuMWScAj5Ew86ZtujtzVsx4LCO/22UKmbGmnZY9qFdxBl0Tj42qr1VLtDnFEiOPTFCw==
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

2026-09-17T09:25:03.067059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101936
observed 1f561eaeab7c94758192a6dc79342d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.048135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101936/manifest.json
observed 0cfe2c55bef320dba54f72380324687a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.029602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101936/publication.md
observed e339684c30f901bc358f0c490ad7cdde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.010460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101936/publication.txt
observed 7a55a794a2e96f68d1be45efaa656eed...
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.