OpenTechnical

OT-2026-000026771

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, 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-2026-000026771) never changes.

Identity and time

Publication numberOT-2026-000026771 · never reused
Internal UUID01a0ae72-3451-7d62-ae86-0e05b289288c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026771
StatusPUBLIC

Content hashes

Canonical text0334675ca50a04247f09b9a22a52cca7d89c2aa5f51fb6dfb22fcd17696a3bfd
Markdown26adadeb0909436aa99076c0b6de3c30748381290e9b20589051d6db84c9f6d0
PDF
Publication page1b44efb2fe2215eaa429118493239eff6f5b847269d09eaaf7d07582acaa7aaa
Manifest3b04ed12899488d312b4b4c53d3532ecbc141e04490e68694f3e29960a1f2fa9

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
SignatureO6mxGAhGb3vy2SRHvaiNw+Iz72FBbhmjG3fr4jARssvMSqrfeF7KR1ZRaqB3JF7TzXPvOhnYnIGwizHYrz8wDw==
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

2026-09-17T11:43:20.650705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026771
observed 1b44efb2fe2215eaa429118493239eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.634145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026771/manifest.json
observed 3b04ed12899488d312b4b4c53d3532ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.618524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026771/publication.md
observed 26adadeb0909436aa99076c0b6de3c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:20.600928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026771/publication.txt
observed 0334675ca50a04247f09b9a22a52cca7...
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.