OpenTechnical

OT-2026-000068128

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000068128) never changes.

Identity and time

Publication numberOT-2026-000068128 · never reused
Internal UUID01a0ae8f-c4ff-7354-842b-847f91f88446 · 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-2026-000068128
StatusPUBLIC

Content hashes

Canonical text97387220fe57a5ccbef58c775b8ea09173b89d3c07ab78db3778d453ed2c193d
Markdown72d4ebcf3042e78b88ec1ab95906c171e59a7b9d766677321d2487841a97f5d8
PDF
Publication pageacc94c45ba6349a9c9d8d47af161a31932eddef324bdb8323074093519504f72
Manifestddd4de34d48167782e4192b189c83b1e8b693268fff1dfad879c89add2651ab9

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
Signaturei3CQ5skHr/KN5i5H2XUx0diFmBZdt+wwYiRADd3AsRGn2gKFRg5xm9LqX8tDmcgz4volIO5/o8ktySRdPSKzCg==
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

2026-09-17T10:30:46.100419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068128
observed acc94c45ba6349a9c9d8d47af161a319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.083393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068128/manifest.json
observed ddd4de34d48167782e4192b189c83b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.066706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068128/publication.md
observed 72d4ebcf3042e78b88ec1ab95906c171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.050679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068128/publication.txt
observed 97387220fe57a5ccbef58c775b8ea091...
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.