OpenTechnical

OT-2026-000035335

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed 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-2026-000035335) never changes.

Identity and time

Publication numberOT-2026-000035335 · never reused
Internal UUID01a0ae76-6a1f-7b60-ab7e-d5b8c8d56448 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035335
StatusPUBLIC

Content hashes

Canonical text62181a0ac57b250c0f1449bf6c8d3ae816412f8c3e5196865f815e514867683a
Markdowndb2f614a86fbe9dc0bc1c6d3cac8084e5c6f6d34c8f6fc1b77d21b69dced1b05
PDF
Publication page0370b9efde6a07cc5edf8fa56e2b8023015b85b3c55c6725e92424c0c3453c47
Manifesta7bc271185a63ca4ff9ef62551887c9a09d1d440ebfed1df7282d1add09ab2f2

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
Signature0VibASYkwJEirWP8KzzP+U1J718zQA0pMiw1k5BgPW9vm0kZT1tJ4hTrMuNjLHVxwbZ4/c+sOVtdYticz2xjDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:30.298488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035335
observed 0370b9efde6a07cc5edf8fa56e2b8023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:30.279802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035335/manifest.json
observed a7bc271185a63ca4ff9ef62551887c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:30.262761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035335/publication.md
observed db2f614a86fbe9dc0bc1c6d3cac8084e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:30.244809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035335/publication.txt
observed 62181a0ac57b250c0f1449bf6c8d3ae8...
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.