OpenTechnical

OT-2026-000097689

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000097689) never changes.

Identity and time

Publication numberOT-2026-000097689 · never reused
Internal UUID01a0aea1-92f4-70bc-87d4-d0e7e24b12d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097689
StatusPUBLIC

Content hashes

Canonical texte25f541a1c057030ebf5144149cf8032abb2d63d27d1a978ee5934ee2045f8bc
Markdown45b515c78a5009c91f1e3fc2db3ed9a63f1f3952a3ff2f6d46ba8c67a2ce732f
PDF
Publication page84cef6845404e554ef72fb6eb317ea572028ac3cbb2a52ea99653b1ded31716b
Manifesta758c3591985a6aece3d532a8845f75929b1949bae002c38b2cbfe454db2a794

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
SignatureW7rELs7XnAPqYkw1aSoBLr/SkoPnpprMqI23Afvkwx/J+dxUHJK+yWqb5m+rNqU/pHnl/BJ2oxFh361XQa1UBw==
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

2026-09-17T09:32:42.685128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097689
observed 84cef6845404e554ef72fb6eb317ea57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.668821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097689/manifest.json
observed a758c3591985a6aece3d532a8845f759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.650424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097689/publication.md
observed 45b515c78a5009c91f1e3fc2db3ed9a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:42.632642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097689/publication.txt
observed e25f541a1c057030ebf5144149cf8032...
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.