OpenTechnical

OT-2026-000093887

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000093887) never changes.

Identity and time

Publication numberOT-2026-000093887 · never reused
Internal UUID01a0ae9e-92c8-7130-a4b5-e5bf9ef9b15d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093887
StatusPUBLIC

Content hashes

Canonical text71ee3e3371e154b4a18984b173d3dda40cbe4dccac49480fbbd8e17e0089214a
Markdowna41b243fae0be25272aded8f6f577186223b2ed354b74f123bf12907ac25bd30
PDF
Publication page5405b807261a779e855376d45b0f263b9e7103591f18ab5c266caf0e343c8219
Manifest7911ecd5a6509e33958a006e37bb038d7408e8a6096309f0143cd82a4ebdc247

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
Signature62aTDNe8D+zPATaRRnt/FK21YM6IP96l0Pzgp9TpRXxgfyYxHEULo8NHLoHGLSdvrWobCmp6gapPA9Ub9CAWCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:08.975067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093887
observed 5405b807261a779e855376d45b0f263b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.956492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093887/manifest.json
observed 7911ecd5a6509e33958a006e37bb038d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.938151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093887/publication.md
observed a41b243fae0be25272aded8f6f577186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.919815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093887/publication.txt
observed 71ee3e3371e154b4a18984b173d3dda4...
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.