OpenTechnical

OT-2026-000093405

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093405) never changes.

Identity and time

Publication numberOT-2026-000093405 · never reused
Internal UUID01a0ae9e-508a-7648-a412-d89965d1995f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093405
StatusPUBLIC

Content hashes

Canonical text243adca71bedff51d8013421e5f2538d9c038c0a5893ee000ead935f2d4d3ff4
Markdown128753d25fff91141d3ee853c9e2122056e08f230e1534ce6c5459e7ec9d5cd3
PDF
Publication page73b4da03968ac9a1a0cd1f19902fb2195f5d2fadae60b47198e8cf3ee65f3add
Manifest1985e3f4dc86b32687de842e40c68cdf854b4a099957e2ed46896accb22d894e

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
SignatureihobBiuqGOtDe831uNJkZoeBfytOGBr8ovc+kHgxRjCIY91vWJJYAtpIQy9iMNurwWeQdFkgLmzJzwu994xTAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:17.711439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405
observed 73b4da03968ac9a1a0cd1f19902fb219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:17.691275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405/manifest.json
observed 1985e3f4dc86b32687de842e40c68cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:16.513264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405/publication.md
observed 128753d25fff91141d3ee853c9e21220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:16.492674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405/publication.txt
observed 243adca71bedff51d8013421e5f2538d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.333723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405
observed 73b4da03968ac9a1a0cd1f19902fb219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.316680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405/manifest.json
observed 1985e3f4dc86b32687de842e40c68cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.299812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405/publication.md
observed 128753d25fff91141d3ee853c9e21220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.281286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093405/publication.txt
observed 243adca71bedff51d8013421e5f2538d...
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.