OpenTechnical

OT-2026-000100310

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000100310) never changes.

Identity and time

Publication numberOT-2026-000100310 · never reused
Internal UUID01a0aea3-3053-7b72-9dc5-3dabfe51b61d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100310
StatusPUBLIC

Content hashes

Canonical texte892fdb5aa882a063e01cd8686aad79f01e80f11c8cb2b0c25ef0c4613f1cfbe
Markdowne941c6eedc27e1e51d99ec4e64814197a21e98acd83467e327438cbc3f5e1025
PDF
Publication pagee210b4e9ba787291f2d03cd650e89c578918a656003a2259bbd9726cab6a2a34
Manifest4b08629fff3d73989e6de806f9a18934ec71b36d4c55633b152e8c3074c534a1

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
SignaturegR0D2RGBjVONbcaEWgbpkYx9fAv2NZjXA4nZogfNU30y0z4euJvNmNBEFodzh4D2ZYTGyzBcLfv4WNrkoFgGDw==
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

2026-09-17T09:30:14.560030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310
observed e210b4e9ba787291f2d03cd650e89c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.541102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310/manifest.json
observed 4b08629fff3d73989e6de806f9a18934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.520856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310/publication.md
observed e941c6eedc27e1e51d99ec4e64814197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.502851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310/publication.txt
observed e892fdb5aa882a063e01cd8686aad79f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.466932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310
observed e210b4e9ba787291f2d03cd650e89c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.449623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310/manifest.json
observed 4b08629fff3d73989e6de806f9a18934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.432561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310/publication.md
observed e941c6eedc27e1e51d99ec4e64814197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.415132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100310/publication.txt
observed e892fdb5aa882a063e01cd8686aad79f...
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.