OpenTechnical

OT-2026-000017813

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000017813) never changes.

Identity and time

Publication numberOT-2026-000017813 · never reused
Internal UUID01a0ae6e-96fb-7ade-a9c3-46d60c45c1cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017813
StatusPUBLIC

Content hashes

Canonical textba0e78cb10043d86fd7dfacfaa26467925186a904bd39ba98b687cd6e2447d95
Markdownfd78961bcb260ed37f55f4ef34926b11c988a721611a05aa7212349ff5fd32a4
PDF
Publication page5a6378e873720da3a3cae5dc9eb3d23b128eb2618e5f6d69aa83c2de3f0cd2e6
Manifest792e75aa99ca51bc4c83338b438c0b45153a5071f9697d3f4811ec6ba71ebad5

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
SignatureQK6np+VnBGxtxlY3NB7dtu2duZE/IczlT78bfsGtnoNI1vJJRWFWkq4qRFJVN9fNBnakx2NPklDTm02ogb2UDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:01:47.008864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017813
observed 5a6378e873720da3a3cae5dc9eb3d23b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.989507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017813/manifest.json
observed 792e75aa99ca51bc4c83338b438c0b45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.972185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017813/publication.md
observed fd78961bcb260ed37f55f4ef34926b11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.953910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017813/publication.txt
observed ba0e78cb10043d86fd7dfacfaa264679...
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.