OpenTechnical

OT-2026-000063912

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000063912) never changes.

Identity and time

Publication numberOT-2026-000063912 · never reused
Internal UUID01a0ae8d-53bb-7061-baba-5e62c4183775 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063912
StatusPUBLIC

Content hashes

Canonical text33a33ca58c5a49ef8c75bb3ce6dad8a7dbfa7645848c7a8e26cd6493963336d5
Markdown6d48af848a646787d62f9c58ba85da1f795a7a6bdc379243e3380d0fb511f83d
PDF
Publication page7658545a0feb04d7abf7b6dff64cc4caed4e145ddd571c01174eda873146dbc1
Manifestff35b080839e14991d585671f8b1d0dc7c4041040214991f063df6af9534f1a5

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
SignaturewUao7d7gqIuhAMmsAb2w6GKjf9Su6NZXJASBGyzVLMr0+FKTB0YBlwS63mzOxX/OqRcxFqhxvMBaVVCiRG9+AQ==
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

2026-09-17T10:36:57.689313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063912
observed 7658545a0feb04d7abf7b6dff64cc4ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.672802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063912/manifest.json
observed ff35b080839e14991d585671f8b1d0dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.655896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063912/publication.md
observed 6d48af848a646787d62f9c58ba85da1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.637782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063912/publication.txt
observed 33a33ca58c5a49ef8c75bb3ce6dad8a7...
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.