OpenTechnical

OT-2026-000065209

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000065209) never changes.

Identity and time

Publication numberOT-2026-000065209 · never reused
Internal UUID01a0ae8e-1df9-7ed4-8c9b-1aa5e6f9cc28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065209
StatusPUBLIC

Content hashes

Canonical textb97b25702a17ef4dabe9fceda3778750d162ad63cb53fb2c42ae578ea261288c
Markdown364c336083ee0deb9d3d350c72bbb9ee7cae93b24138bac96138647368ef8797
PDF
Publication page9bc22dfe2b1858942c78773455d920a211ddfb33269e53eeb418d8c5f5d6eb6e
Manifeste285886264696b2af486dc9caf5a0c484d0cc7dad131da899b7e7c57076131c0

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
SignatureQ8QE16c+KcGVjyCZRNjWsWpTclWtSon8Zaz2j1rHMhFs/WMx1Z71aSO56mV/LpFKdXSuhkMedbmWPpPxywpCDg==
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

2026-09-17T10:35:03.610615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065209
observed 9bc22dfe2b1858942c78773455d920a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.591725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065209/manifest.json
observed e285886264696b2af486dc9caf5a0c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.574657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065209/publication.md
observed 364c336083ee0deb9d3d350c72bbb9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.556506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065209/publication.txt
observed b97b25702a17ef4dabe9fceda3778750...
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.