OpenTechnical

OT-2026-000010760

Publication integrity record

Single cup vacuum gripper, two stage ejector, 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-2026-000010760) never changes.

Identity and time

Publication numberOT-2026-000010760 · never reused
Internal UUID01a0ae6c-0ee9-7691-a3cc-6f056fcab598 · 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-2026-000010760
StatusPUBLIC

Content hashes

Canonical text5c461ee38fa76f4a142421e0e72266b6a7df64671466785ade99798abe588176
Markdown3fb8133bd82ae7d9f4ba28e39cc07c9c4e8f86da743631af273495d96dd22cc6
PDF
Publication page9f21021009a1b469bbbfd0fe44931f5fddbc0431d32e8deeaef77735b254aef7
Manifest571dc2f01254389fba6ae81b3db7044d5e84863f3f4bc0560b43aead6c3aae6c

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
SignatureI2A1tSMWt3q+0TdOwhR/YBMD8KqlkqtT6/IMZTCM/xH5AuOsOsuZik1lr+M4tKnoel3JfCjx17YEeVvKBGHZBg==
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

2026-09-17T12:14:59.750057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010760
observed 9f21021009a1b469bbbfd0fe44931f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:59.730790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010760/manifest.json
observed 571dc2f01254389fba6ae81b3db7044d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:59.712611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010760/publication.md
observed 3fb8133bd82ae7d9f4ba28e39cc07c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:59.694126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010760/publication.txt
observed 5c461ee38fa76f4a142421e0e72266b6...
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.