OpenTechnical

OT-2026-000096742

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before 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-2026-000096742) never changes.

Identity and time

Publication numberOT-2026-000096742 · never reused
Internal UUID01a0aea0-a4ac-748b-80d0-85d8af7bbc58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096742
StatusPUBLIC

Content hashes

Canonical texta03d58f1f5bdc0c523441ff7ce764f770cdc61d48f96d419bb5d01ff4cbd592d
Markdown3a8d9e435c7ceafa946a9bb9df1b01bb7612139b963e4df1fc11082811404b98
PDF
Publication page9b8487f824dfcf45f8047c1b7a12d41d019949c4d299c8cb54e58b5ce67c626b
Manifest62090434601ee45784ecb7cd4397d0acb84d7bea0164bb1f98811f4db88168a3

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
Signature0b41nqOi6ejxRzFwSo8O4hIO+eEDuXSQzDLt5dgjH/WYI38jEC4qZ1EXm9RNwldmbdVrJgxBBLVE7NrVfTgFCw==
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

2026-09-17T09:34:18.999028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096742
observed 9b8487f824dfcf45f8047c1b7a12d41d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:18.980680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096742/manifest.json
observed 62090434601ee45784ecb7cd4397d0ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:18.962556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096742/publication.md
observed 3a8d9e435c7ceafa946a9bb9df1b01bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:18.942268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096742/publication.txt
observed a03d58f1f5bdc0c523441ff7ce764f77...
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.