OpenTechnical

OT-2026-000100826

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000100826) never changes.

Identity and time

Publication numberOT-2026-000100826 · never reused
Internal UUID01a0aea3-66f5-718f-abee-c176cffc4077 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100826
StatusPUBLIC

Content hashes

Canonical text0cdf477c6c2f45a57d5195e8527815202fc004342669e5b5756fae9debd7e3df
Markdownd40c94af82408314e0bfa555a55e374ddb4bd4844e89551931fb6a9a3fa69da8
PDF
Publication paged36a56e5f518941d67faf8b638e11d585a6992c5dbad9c6f08d4036055b9b782
Manifestaf05b72c1f79094c6ce055bd1f4d84650818b12b7bdf4d9e1328839392ddc5a3

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
SignaturevqXVGlDL88oguy6cBdlSmMdLXW1+O27FafS6atn1vi4dkGpwxxrnVfnCzywcaWKvOaJyKNe/9+bIpVgQdPBRCQ==
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

2026-09-17T09:27:44.878403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100826
observed d36a56e5f518941d67faf8b638e11d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:44.859847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100826/manifest.json
observed af05b72c1f79094c6ce055bd1f4d8465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:44.840493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100826/publication.md
observed d40c94af82408314e0bfa555a55e374d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:44.820664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100826/publication.txt
observed 0cdf477c6c2f45a57d5195e852781520...
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.