OpenTechnical

OT-2026-000103347

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000103347) never changes.

Identity and time

Publication numberOT-2026-000103347 · never reused
Internal UUID01a0aea4-e45f-758b-b226-3b688f6e83ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103347
StatusPUBLIC

Content hashes

Canonical text883c771a2345fbedba6d4b40d86a905bc6ee1d9950d885c5542d67f46ee2be06
Markdownff06861c9f3b531e7119b3fc0fef62e0d299f39b31c4a646a69d02a5ee693117
PDF
Publication page76e39dd69f1927c9760b6efa13f1fdc367e12f95834dfbae23b2ee8550c263eb
Manifest0a570c173a1339e2ecaddc3cc23b46da8479edc0c5542d84bc7537fab78b5e31

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/txk57rTVeRtikbQ/ob+xhhuJ0QV+r1iZPpsMF1yh5FOJhpJoQGadLqKooZY3aeiH1QYIIcZekhdqyeToJgjBA==
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

2026-09-17T09:22:04.689981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103347
observed 76e39dd69f1927c9760b6efa13f1fdc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:04.671797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103347/manifest.json
observed 0a570c173a1339e2ecaddc3cc23b46da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:04.654947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103347/publication.md
observed ff06861c9f3b531e7119b3fc0fef62e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:04.637468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103347/publication.txt
observed 883c771a2345fbedba6d4b40d86a905b...
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.