OpenTechnical

OT-2026-000069186

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000069186) never changes.

Identity and time

Publication numberOT-2026-000069186 · never reused
Internal UUID01a0ae90-6dcf-7289-8381-505a58cd3cf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069186
StatusPUBLIC

Content hashes

Canonical text1c6c6ac5dc60d3281f973c140a8563acd8a3bcfc21eba2fccc69f7fd770248a3
Markdownda9684694ee1623a16e9a8931a41bcdeac2d56f94e00c4251356eeda997a1f64
PDF
Publication page67d4314186f1dfa95e73d566815a0871ba6de359fc77fa9c414bd0dfa58d1a8d
Manifest1418ba81c79afbdd9dc859473f075426cff3a907abed6a9f02de0d3414b5c62c

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
SignatureKDS/bbKPS+zJiknbQQ65urCkLL9DVKm/T98enagi6GSkZxmdDfLF404ppGSQpvHuY2x7zyFwN8JV1UwMCNY2AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:04.911163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069186
observed 67d4314186f1dfa95e73d566815a0871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:04.895435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069186/manifest.json
observed 1418ba81c79afbdd9dc859473f075426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:04.878326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069186/publication.md
observed da9684694ee1623a16e9a8931a41bcde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:04.860754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069186/publication.txt
observed 1c6c6ac5dc60d3281f973c140a8563ac...
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.