OpenTechnical

OT-2026-000010738

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, 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-2026-000010738) never changes.

Identity and time

Publication numberOT-2026-000010738 · never reused
Internal UUID01a0ae6c-0ee8-7113-b357-bd082412ccca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010738
StatusPUBLIC

Content hashes

Canonical text383996ebffa05edc1b077f5ba620a619fcb24e712f60897cffeb3f5c162949e5
Markdownb80caf12fb683b2f6ccb9396bf06439453083a804bc261f17ebb62b2384cc4b2
PDF
Publication pagedabef66cf5b5aff71c2b4cfae6fce2a094777c57b48ef2deecbf5f3aeab3c6d6
Manifest8afe8223b61b18655b66c5053b5ef1485f553f41b2e4827b550d65a47f248ceb

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
Signature+qNK01vq/FPUFb0/qnS9qjy/L/egVgHEGOTY1HwFifVwQbwRZs/wxh3Riu7gKomkXAQcCU69iSm9NuJvrw3sBw==
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

2026-09-17T12:14:19.236489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010738
observed dabef66cf5b5aff71c2b4cfae6fce2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:19.212693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010738/manifest.json
observed 8afe8223b61b18655b66c5053b5ef148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:19.191456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010738/publication.md
observed b80caf12fb683b2f6ccb9396bf064394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:19.168047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010738/publication.txt
observed 383996ebffa05edc1b077f5ba620a619...
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.