OpenTechnical

OT-2026-000009186

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, vented 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-2026-000009186) never changes.

Identity and time

Publication numberOT-2026-000009186 · never reused
Internal UUID01a0ae6b-31b9-7af2-a466-7734b88a610e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009186
StatusPUBLIC

Content hashes

Canonical text18db443930a0ed42bf4445d4e9f3686dd4293279e85b5ea35cb4817d4b9a9ba0
Markdown2fab3260899773b7eb80a88ad187521971410b1aafc94d004b4ea6e99e39718f
PDF
Publication page1f94b8130b7be33d6a0bcd45b18a852879b25a98e2075717ca46c52c5d836470
Manifestb3f2171a2001289278e37ac7402bff4f9e9b6889dacdf8a5637526f2a3c1ef6c

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
Signature1Z3bi6g3fJG3g8ooLkp0oPO4z3cGjviDA4qa6PdWXAMpgpUsHqnwjJSd7wxs8Pu61GZeVx1BsOsatggOUyULDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:53.975810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009186
observed 1f94b8130b7be33d6a0bcd45b18a8528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.952500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009186/manifest.json
observed b3f2171a2001289278e37ac7402bff4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.933677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009186/publication.md
observed 2fab3260899773b7eb80a88ad1875219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.915645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009186/publication.txt
observed 18db443930a0ed42bf4445d4e9f3686d...
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.