OpenTechnical

OT-2026-000006716

Publication integrity record

Vacuum cup gripper, ejector fed, sustained blow off after set down, polyurethane cups, oval form

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-2026-000006716) never changes.

Identity and time

Publication numberOT-2026-000006716 · never reused
Internal UUID01a0a964-f2c8-7859-9c2c-e63856d20102 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:46:00.395036Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006716
StatusPUBLIC

Content hashes

Canonical textd0efa66c69758c1fde128c70885d2658b8a7c42ae788c7ffb5ce5d3672059519
Markdown2cb1c39851ce622838bc4f8f5535aa2c0fdb7821d182f087e76387e16886a6ef
PDF
Publication pageaae40dd50c30674c511210a29c0e9939cafd9ce225a6f85a24275e11ff173cd3
Manifestbec761ad654b3bee2b8eb7f845e23d4f4bbac3b88ce21f06e7a1980d38700ef0

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
SignatureyP7L/DWs+qIedMfqiuZGeIxHtWKEMCWlZzN/rsT1ihDF2/661s+THnoBx0LGTOYyhBOXyv3FUTi5Bu26/vuIBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:14.141935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006716
observed aae40dd50c30674c511210a29c0e9939...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:14.127876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006716/manifest.json
observed bec761ad654b3bee2b8eb7f845e23d4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:13.985025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006716/publication.md
observed 2cb1c39851ce622838bc4f8f5535aa2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:13.971769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006716/publication.txt
observed d0efa66c69758c1fde128c70885d2658...
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.