OpenTechnical

OT-2026-000075996

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000075996) never changes.

Identity and time

Publication numberOT-2026-000075996 · never reused
Internal UUID01a0ae94-2a00-775c-9fb1-50f5bb84e0d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075996
StatusPUBLIC

Content hashes

Canonical text5ed7875ecf731bd283baeba78c3c5fc5cc0de9461907563c354e548db3879303
Markdowned69d8744d3cbd6bfe3d41a8a5b8e3ab1f563ca2e5818067248ef623f9a48a2e
PDF
Publication page7c1f22e295e75cd18b563f9cb684a2c8e5af0acdbb28085de2b9fea911fde6a0
Manifest1451412b71b43a9eccb3cec3828a7947eb5927a90fab95dc9bd3da1389b3694b

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
SignatureF2sUmwV+8+bygaMB8iFlIdqp5XnIfYEnFdOTjoP6299BObjMLGW8ofSICSWfXRwebjDFu9x52bmKU6HBAnBADw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:14.741867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996
observed 7c1f22e295e75cd18b563f9cb684a2c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:14.723632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996/manifest.json
observed 1451412b71b43a9eccb3cec3828a7947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:14.702230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996/publication.md
observed ed69d8744d3cbd6bfe3d41a8a5b8e3ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:14.682291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996/publication.txt
observed 5ed7875ecf731bd283baeba78c3c5fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:04.747566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996
observed 7c1f22e295e75cd18b563f9cb684a2c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:04.730050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996/manifest.json
observed 1451412b71b43a9eccb3cec3828a7947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:04.711440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996/publication.md
observed ed69d8744d3cbd6bfe3d41a8a5b8e3ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:04.691233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075996/publication.txt
observed 5ed7875ecf731bd283baeba78c3c5fc5...
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.