OpenTechnical

OT-2026-000086613

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000086613) never changes.

Identity and time

Publication numberOT-2026-000086613 · never reused
Internal UUID01a0ae9a-2c98-7fd6-9c6c-c672764d22c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086613
StatusPUBLIC

Content hashes

Canonical text85df35a8bbdf950603f274611a054142a843276ab0abd324b3b079904ec3443b
Markdown39a0d7cdfbb8e71003ef2334ee8aa5e0b46763e0c261341882c719577bb8e1a5
PDF
Publication pageea24000361bdad8f144ffcf9c5cd699ed2b23b4857fd94ec4e9af6c444eb6ec4
Manifest27d969643d2893d195dbd23cad644321f3073150e17bc17f37fc070aeac7f105

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
SignatureHMG8zjaAHSSBmP3iYXuE6wc9z88q3adKa/QC1xgqnw3iqX3gIP8zHnujvzN09QHb5NLsgum/MVIyQPrRtYC5BQ==
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

2026-09-17T09:52:27.672280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086613
observed ea24000361bdad8f144ffcf9c5cd699e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:27.654825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086613/manifest.json
observed 27d969643d2893d195dbd23cad644321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:27.634195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086613/publication.md
observed 39a0d7cdfbb8e71003ef2334ee8aa5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:27.613192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086613/publication.txt
observed 85df35a8bbdf950603f274611a054142...
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.