OpenTechnical

OT-2026-000045869

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045869) never changes.

Identity and time

Publication numberOT-2026-000045869 · never reused
Internal UUID01a0ae7d-8f06-7f5e-856c-c31bcc314605 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045869
StatusPUBLIC

Content hashes

Canonical texta219438239e55694bd0a1975bf312659bfa19b095706e7705a6e7b5629171ca4
Markdownffbd61f5f5a09f99fcb6c43a12bb41605757981d76d61267f9577283ed0b5a29
PDF
Publication page32fd58a2b2af6c1bef23bd09acd32162936e6d33deeecb2dc34a79e01e3f8b26
Manifest3a1eaa698ac69115f9d2acda1359eb3f7cebd157c94897e186ef972d6c6bb2a0

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
SignatureE3tQSDpRit4r8WZi3xG+WA/sOFPa4td1J8SwlAI69CtdVkFbWugIkb4si4W1NrsUssWT4aWrqwx3B3UZYoxtDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:45.353762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045869
observed 32fd58a2b2af6c1bef23bd09acd32162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.335196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045869/manifest.json
observed 3a1eaa698ac69115f9d2acda1359eb3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.318502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045869/publication.md
observed ffbd61f5f5a09f99fcb6c43a12bb4160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:45.299586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045869/publication.txt
observed a219438239e55694bd0a1975bf312659...
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.