OpenTechnical

OT-2026-000063916

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

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-2026-000063916) never changes.

Identity and time

Publication numberOT-2026-000063916 · never reused
Internal UUID01a0ae8d-53bb-7ba3-94d2-6a541dde3ba2 · 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-2026-000063916
StatusPUBLIC

Content hashes

Canonical texta833009c3390e07814addbe54eddf0492bfe266b50fab8a4e64f64c5d44c7151
Markdown0ff6878259e24bde48065e65c4bf31ba473c0773159ca759d762b5fc1fd1d361
PDF
Publication pagefcd34518b29065093e50911aadbd98177db47ed8dcd58bc3b4cfceec76946c60
Manifestfa5c175b1fa3ac19a86ccb62bf992032923444c3458c9340aad88161b366abbc

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
SignatureLd0ugG1sOrNKQY0tlCa0w2q68rNb0s6ATSIVAX9FCzUk2XzDC3hbMZTakfvqxHfJS8JAOT6w23hA6+o976IHAw==
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

2026-09-17T10:36:57.973743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063916
observed fcd34518b29065093e50911aadbd9817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.955248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063916/manifest.json
observed fa5c175b1fa3ac19a86ccb62bf992032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.937788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063916/publication.md
observed 0ff6878259e24bde48065e65c4bf31ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:57.919763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063916/publication.txt
observed a833009c3390e07814addbe54eddf049...
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.