OpenTechnical

OT-2026-000102745

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, pulsed blow-off 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-2026-000102745) never changes.

Identity and time

Publication numberOT-2026-000102745 · never reused
Internal UUID01a0aea4-858c-7564-ab4b-be92ec452b1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102745
StatusPUBLIC

Content hashes

Canonical text308f0e2b824da785d51b7e888e92539ab306fb38805b81ea415119255284f3d5
Markdown0fbb573aada818f87c6283066eaaf46b2880877e9aee83b5d2d8e50b201ca22a
PDF
Publication page983dc16efa41c728770e2a268fc4310c91864a0fe93ac78e7a4a7206c6509f45
Manifest5df46ed4e3a65ce0aea553f2e9e31fb191c8ec64a103e1ce806cae770a22c9a9

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
SignatureQqLaX9PsexygrAtjLhaiAmvtnALwP6wJMGqJfdVco7ZZFqVyFVEpkhIz8nLezo7QKqHbekdPvFQ3Yd0Wyup7BA==
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

2026-09-17T09:24:15.905886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102745
observed 983dc16efa41c728770e2a268fc4310c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.888686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102745/manifest.json
observed 5df46ed4e3a65ce0aea553f2e9e31fb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.871941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102745/publication.md
observed 0fbb573aada818f87c6283066eaaf46b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.854305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102745/publication.txt
observed 308f0e2b824da785d51b7e888e92539a...
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.