OpenTechnical

OT-2026-000044999

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, pulsed 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-2026-000044999) never changes.

Identity and time

Publication numberOT-2026-000044999 · never reused
Internal UUID01a0ae7c-911d-7cac-8958-0a2d979e4dab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044999
StatusPUBLIC

Content hashes

Canonical text9958a81bb58b014cb1724339291ae1f751c97444252286431491d1a2bbbf3257
Markdown82bc2435c6e75af333deca73e17523b014a715616e5286a4effebdd22df40a59
PDF
Publication page210e30ebdc9d739f21a4c1cec16a3f491dfe9a386db94141de7e2eef16fd97cd
Manifestbff1c69f3b7ab4100cc4ccdaf431179b771d891ced0ace2a76735fea41e276ef

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
SignatureDGJIBJqVqXI+hArjW6h8ZPJ8jUeSpYkR0qZh3n6JhwW5/iEp8jYEQyl+W9SF7aEAi2vlSZLPYfnr9oyIYSq/BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:41.683577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044999
observed 210e30ebdc9d739f21a4c1cec16a3f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.665933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044999/manifest.json
observed bff1c69f3b7ab4100cc4ccdaf431179b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.646895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044999/publication.md
observed 82bc2435c6e75af333deca73e17523b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.626735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044999/publication.txt
observed 9958a81bb58b014cb1724339291ae1f7...
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.