OpenTechnical

OT-2026-000068095

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after 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-2026-000068095) never changes.

Identity and time

Publication numberOT-2026-000068095 · never reused
Internal UUID01a0ae8f-c4fe-74af-a505-382464f93a72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068095
StatusPUBLIC

Content hashes

Canonical textd39f01bd368f432b9ab76f947211106807313b4b58762e110f06d2556f1b556e
Markdown7faccb8ea31b5c6684b4d101b89396038ab642492af3c0e60e43e09dd79bca17
PDF
Publication page43aaaa434587e7e6d566456606862c7ea3123447b119dc896d10fe8e4f0a9ef6
Manifest894fdc8d8f9cf84125781a1f55e7c19c2cc1c08461643497963250e57f8711aa

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
SignatureUx3ut2EwG37QbUTj8xnn9ZOmrImq+9QZ4D1uIijn11pfPHx6dfyal0jw0wRJj7b1vXSYKrRFAbMA99c8xCibCA==
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

2026-09-17T10:30:41.447172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068095
observed 43aaaa434587e7e6d566456606862c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.430521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068095/manifest.json
observed 894fdc8d8f9cf84125781a1f55e7c19c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.413916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068095/publication.md
observed 7faccb8ea31b5c6684b4d101b8939603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.394671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068095/publication.txt
observed d39f01bd368f432b9ab76f9472111068...
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.