OpenTechnical

OT-2026-000096745

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-2026-000096745) never changes.

Identity and time

Publication numberOT-2026-000096745 · never reused
Internal UUID01a0aea0-a4ac-7e83-973b-8e1b04a547c2 · 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-2026-000096745
StatusPUBLIC

Content hashes

Canonical text1c958fd1a5ae739ff3b024f57356075bef0ede93a3d2ac3db67b82bd2e66f705
Markdown14f0a0faace647149d691546fddc79c739a7d32f0f29fe95997eb155be080bba
PDF
Publication pagedeb204a124469bc5faca3e06dfafe710b4ab6bccf57d8f16e3b3991b661e2aa3
Manifest5b563a1186b0369a4e384d7b20e9946939e5921526a6c973c3d2beb6cc6d6718

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
Signature8lz8B0CQbXKGSFW9Anm3VU79/eDMwmV0F71DBB0KBLYnltTWj7FVLrZkFzFmIjbFA2tr9akYNq8yUEnSYyL7CQ==
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

2026-09-17T09:34:19.226413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096745
observed deb204a124469bc5faca3e06dfafe710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.206918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096745/manifest.json
observed 5b563a1186b0369a4e384d7b20e99469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.186825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096745/publication.md
observed 14f0a0faace647149d691546fddc79c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.168442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096745/publication.txt
observed 1c958fd1a5ae739ff3b024f57356075b...
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.