OpenTechnical

OT-2026-000101875

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off 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-2026-000101875) never changes.

Identity and time

Publication numberOT-2026-000101875 · never reused
Internal UUID01a0aea4-50f0-75c9-bdef-1d2351f18acd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101875
StatusPUBLIC

Content hashes

Canonical text658d4a083574b778d7c4a576763b8feaf53af10c5afcad44b98a45c47a2dbeed
Markdown727d487d34e28e6f85e4f88e020480c5366ef7839b1e934959326497de32e5e1
PDF
Publication pagebee7ae70da36fae8d434d539676159c00675cb7fec542c83db21bb5916acfffa
Manifestc94ff99cedff3ff5eb2713461dd0f1f419b4ca2dcf55fec7c8eb0e5deed85abe

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
Signaturec258sz9AW2wEDd8aZy0275nwsZNMCG5Jf68En71tfblc2ogFBT+upgAhhiXVfQMJKgVEorlMLZLE0KjLCJiTCw==
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

2026-09-17T09:24:28.798132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101875
observed bee7ae70da36fae8d434d539676159c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.778297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101875/manifest.json
observed c94ff99cedff3ff5eb2713461dd0f1f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.760511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101875/publication.md
observed 727d487d34e28e6f85e4f88e020480c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.743162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101875/publication.txt
observed 658d4a083574b778d7c4a576763b8fea...
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.