OpenTechnical

OT-2026-000078242

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000078242) never changes.

Identity and time

Publication numberOT-2026-000078242 · never reused
Internal UUID01a0ae95-7c27-7df7-b700-b35c3d51d35d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078242
StatusPUBLIC

Content hashes

Canonical text69caadf445862bd0fbb780754073a4737176ed76b77fe400a3a6af4f9a8da851
Markdown8d27b82b6cb1708d1a63aab1e31ed18ae0fe7d1a1ca69b3bb30eaec31014b74e
PDF
Publication pageeb3029d2c602f884abb4ecf1fe1428e1982528f1e12807cbb6dff5e79dd2503f
Manifest36799a875a0707041657d169d1d5e70ae8bf184b37a151806679f6e647f31994

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
Signature1njeNmdw7po8WFJ5DkNYlu3bwqNKwp1pRaWa8RFeBtaTk/dMu4MUMIqtThzNfOiMFe9EP19gtnu9EhCjhngnCQ==
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

2026-09-17T10:06:11.507982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078242
observed eb3029d2c602f884abb4ecf1fe1428e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:11.489144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078242/manifest.json
observed 36799a875a0707041657d169d1d5e70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:11.470297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078242/publication.md
observed 8d27b82b6cb1708d1a63aab1e31ed18a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:11.451612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078242/publication.txt
observed 69caadf445862bd0fbb780754073a473...
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.