OpenTechnical

OT-2026-000082016

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000082016) never changes.

Identity and time

Publication numberOT-2026-000082016 · never reused
Internal UUID01a0ae97-4d92-7c0b-8ace-3fdb467015a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082016
StatusPUBLIC

Content hashes

Canonical texta95feace1ce6a9e4114ea44c2366a4e0867db8c63354314a91ef855a20dbdc00
Markdownbb4b845000f9d970f4e7cfc5a2c2975e9b1756926902394cdf212435a7a562d8
PDF
Publication page2098fa0c228a98f3ad99b78f26e5b9761a1069f783d2ff05f35ba39d4e89f33a
Manifestb1bd67fb1c80bc4ea741127d27c0010d9264d9c55a145e3bcb43e4f8edc730d7

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
SignatureX66LfQPXYcyLo8LH54oM5Bz3If7bOn/yD3r38bxSzGGiRGKlU4HvjCRfYnhJWh8msf0kw5RFkV2x5cZA3enhCw==
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

2026-09-17T09:58:43.866992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082016
observed 2098fa0c228a98f3ad99b78f26e5b976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.850988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082016/manifest.json
observed b1bd67fb1c80bc4ea741127d27c0010d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.833286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082016/publication.md
observed bb4b845000f9d970f4e7cfc5a2c2975e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.814742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082016/publication.txt
observed a95feace1ce6a9e4114ea44c2366a4e0...
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.