OpenTechnical

OT-2026-000041736

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000041736) never changes.

Identity and time

Publication numberOT-2026-000041736 · never reused
Internal UUID01a0ae79-e8a1-731a-a2cd-046fc036e262 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041736
StatusPUBLIC

Content hashes

Canonical textbfae0b078d52dc598bc08750236a152711205649bc4382ab0a8413856bbe7944
Markdownd5ba0079601de65650feb0ec50d7a97a9ece62d51036412f2b675e7418aabf2d
PDF
Publication page35b06b28b6f410242124dc775373b3ea47a96c0d582901c24654e7273aeec8b8
Manifest96c972e4c114c5f7183ac0d3409780dd6e123d771ca7b010d2b1d0b8bca29335

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
Signaturea22KUZv0gR6BNuHWxN+UXFW2ClXfi7w/NZhSOzqgz/lIOU3Hsik8811zoetWmUK8KWHAaFGdPz7H1tydX2KvBQ==
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

2026-09-17T11:16:34.657307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041736
observed 35b06b28b6f410242124dc775373b3ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.638824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041736/manifest.json
observed 96c972e4c114c5f7183ac0d3409780dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.621558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041736/publication.md
observed d5ba0079601de65650feb0ec50d7a97a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.603610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041736/publication.txt
observed bfae0b078d52dc598bc08750236a1527...
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.