OpenTechnical

OT-2026-000069482

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000069482) never changes.

Identity and time

Publication numberOT-2026-000069482 · never reused
Internal UUID01a0ae90-b52b-71fd-b9bd-968f8b63b9d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069482
StatusPUBLIC

Content hashes

Canonical text55910cdc709006e22a5b77259052531dc9b83e2a9650a4c44b0ddf38cc81c7c6
Markdown8753bc878b40e862cc0d3dc1dafcd852f265c34f2ab4fa9ec82f52caaee08993
PDF
Publication pagedc35bfc876745742b159ce3298b9f016b9062be9179bc5ded81e2c20c1b7dc7b
Manifest516ee9fc7a29a9034cff3f7317759984d2fcdb51b1b7f95901d8417906df3187

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
Signaturena6Mw1m1Kb1QCEHSkWbWaJ5eV7ZBIWn0TYInwnkQcfHaCKKQ86KUBzJQeGI5PaRQEavjoRwSHPCU04TF6ms+DQ==
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

2026-09-17T10:30:33.672295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482
observed dc35bfc876745742b159ce3298b9f016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.655473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482/manifest.json
observed 516ee9fc7a29a9034cff3f7317759984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.617074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482/publication.md
observed 8753bc878b40e862cc0d3dc1dafcd852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.581642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482/publication.txt
observed 55910cdc709006e22a5b77259052531d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.394414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482
observed dc35bfc876745742b159ce3298b9f016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.374426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482/manifest.json
observed 516ee9fc7a29a9034cff3f7317759984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.352664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482/publication.md
observed 8753bc878b40e862cc0d3dc1dafcd852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.307081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069482/publication.txt
observed 55910cdc709006e22a5b77259052531d...
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.