OpenTechnical

OT-2026-000102816

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pulsed 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-2026-000102816) never changes.

Identity and time

Publication numberOT-2026-000102816 · never reused
Internal UUID01a0aea4-858c-7441-985f-b5c378fa00c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102816
StatusPUBLIC

Content hashes

Canonical text66dfd8c5f175daf57e3cdf3ef48c047b1ef8b6c2eaba73c1a09884dbf7285913
Markdownf59b6bbd0603c620d3f4bffd5289adf2a2ef96b2f8ea419f6fe0c0d044031ad7
PDF
Publication pageb0cdafd2b16acc16b3769085b8d1aa5da55e651828dd90d5273a4207ae4b1304
Manifestca84e64a37a184b5690eea25bce818016ddee62f7951839d0680536aa53bc15e

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
SignatureHqqiLKNCv45C8Cz2tw8dlKruGmaRh4eJ48i9fIkOw5kd8Vp/7/+p4Q936C9gaNBC0NV01XbDUnk/IbA1UpZuBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:20.888446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102816
observed b0cdafd2b16acc16b3769085b8d1aa5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.870149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102816/manifest.json
observed ca84e64a37a184b5690eea25bce81801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.849898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102816/publication.md
observed f59b6bbd0603c620d3f4bffd5289adf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.830863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102816/publication.txt
observed 66dfd8c5f175daf57e3cdf3ef48c047b...
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.