OpenTechnical

OT-2026-000067073

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000067073) never changes.

Identity and time

Publication numberOT-2026-000067073 · never reused
Internal UUID01a0ae8f-14fe-7320-951d-d414ff43b558 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067073
StatusPUBLIC

Content hashes

Canonical text0e556cc265350a08025802b10a027c00736256f33e0e2c4677cfd9dbacc603c2
Markdown865eb5adaa6255929b04bf890e04014eaa18d4151b977cd503c25e10b0cb61ea
PDF
Publication page8e0480e7880e5042501e2cd7e725e8f10a4d528e3513d5b6aa21e53d9548e18f
Manifest7040a5d0381438502d7192f0ac67070801cf2715e97e017a079b8fe92293e413

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
SignatureajjjW8vm7NuOG5mSGSkiiGn3D5c2gkwkIynPlLGtRlUDLGpJNWgz0fY3Gi8J+9lhKGUu/mt7bkx9YKh/6/6eAg==
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

2026-09-17T10:32:20.059388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067073
observed 8e0480e7880e5042501e2cd7e725e8f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.040893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067073/manifest.json
observed 7040a5d0381438502d7192f0ac670708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.022375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067073/publication.md
observed 865eb5adaa6255929b04bf890e04014e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.005282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067073/publication.txt
observed 0e556cc265350a08025802b10a027c00...
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.