OpenTechnical

OT-2026-000033497

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000033497) never changes.

Identity and time

Publication numberOT-2026-000033497 · never reused
Internal UUID01a0ae75-a38e-7ac8-8414-82ac53ef7edb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033497
StatusPUBLIC

Content hashes

Canonical text5c09d6a0b650a4f1d01b151c625826e395d73f45d7b2f0b9b80277b1ee3cd8d0
Markdownc6f471061a710bcfc42d44667d076c1d00ebdd3d50bf31d75c801e647e806287
PDF
Publication page022331aa1edc035d9fe110da1bbd367ce535b09237429eda6a9b1785dfcba0e9
Manifest02be31ce746c7f9a533fde37a5eff3e23b06cac56c937acd9046bc5fb181a4d0

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
Signature7j4JyJQOKwPRffA8KOjJUj2pk0EOToRC/A4g17/VZgzAAy2pcfgZi96FIthm71e2VgF+bPguG6z5arutxzG5CQ==
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

2026-09-17T11:31:20.828920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033497
observed 022331aa1edc035d9fe110da1bbd367c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.809225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033497/manifest.json
observed 02be31ce746c7f9a533fde37a5eff3e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.792836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033497/publication.md
observed c6f471061a710bcfc42d44667d076c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.773789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033497/publication.txt
observed 5c09d6a0b650a4f1d01b151c625826e3...
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.