OpenTechnical

OT-2026-000082890

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after set-down

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-2026-000082890) never changes.

Identity and time

Publication numberOT-2026-000082890 · never reused
Internal UUID01a0ae97-8cca-7338-8fae-868f1aa14b44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082890
StatusPUBLIC

Content hashes

Canonical textb9cbb44b5b4ff580889c5660067d6414387289f2fa2a5f6473456b43ad289bca
Markdown030c45c417c1d19e4e60d0569b265e20bed0306e80fa01c20ded1ddf7b28cb93
PDF
Publication page500650ef0ad3fd50d8076485ad3baf08c889d414402310991f070220ce2e7515
Manifeste4412b3cc6954a3a9bc4fe7eae00e09a72208aa30e2bc5237071e01fe8718ff7

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
SignatureAZ6l7wVbs3N2HDgnwd3Efl9g1D5kw3BpZYqZ2Cw2BkzNJAFBk3aHDB8hL7LWsJvuCNLAZreI9NH6AZvms2FfBg==
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

2026-09-17T09:58:34.511376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082890
observed 500650ef0ad3fd50d8076485ad3baf08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.494512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082890/manifest.json
observed e4412b3cc6954a3a9bc4fe7eae00e09a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.477749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082890/publication.md
observed 030c45c417c1d19e4e60d0569b265e20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.460416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082890/publication.txt
observed b9cbb44b5b4ff580889c5660067d6414...
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.