OpenTechnical

OT-2026-000085083

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained 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-2026-000085083) never changes.

Identity and time

Publication numberOT-2026-000085083 · never reused
Internal UUID01a0ae99-43b8-7796-b11b-143bad03844e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085083
StatusPUBLIC

Content hashes

Canonical textbca230b966947bd44e90b09467ea887c9d980b59f586655e1151c6f5496d5be4
Markdown72b839a820fe1244ad0605b45d03362b14f6e606d81646103e38ee279e92807e
PDF
Publication page211cff0c39374e3aae59d375e11a9bb32ba39edaf262a235e71377aa8cb9feaf
Manifest7344cac718bd335b8b80a29347b22d750cfa94b95a21a21cbbe5e389f1b3b707

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
SignaturegOeGQrDSXTYE8InFWGmkJW26naSwEuYRx8wU/i/feMDwYvY3FxU1KB4UDsfJtGv9VBLeEiOy8MTQkPAqB3EmDA==
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

2026-09-17T09:55:08.671291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085083
observed 211cff0c39374e3aae59d375e11a9bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.654446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085083/manifest.json
observed 7344cac718bd335b8b80a29347b22d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.637086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085083/publication.md
observed 72b839a820fe1244ad0605b45d03362b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.618553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085083/publication.txt
observed bca230b966947bd44e90b09467ea887c...
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.