OpenTechnical

OT-2026-000005825

Publication integrity record

Vacuum cup gripper, ejector fed, pressure verified, contact triggered on the face, rubber cups

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-2026-000005825) never changes.

Identity and time

Publication numberOT-2026-000005825 · never reused
Internal UUID01a0a946-1b6d-7007-99b6-a8766165621d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:12:19.184466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005825
StatusPUBLIC

Content hashes

Canonical textbb2f8f1bda69c59313c764ed7f643bb917cc0784104695bb769e72a817d71e1e
Markdown534e49f778014f1a776c778c485fc4c3e68775b68a4f8c166055b086c6653ab5
PDF
Publication pagea0e278eada6245ff5dc84e94e853a2fe2b9d40a2981a641b286432dc425de5b7
Manifest7590f7d4af8264bcf94d538d7500cf8178dfe879a744ca294105d6f53854c015

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
Signaturep03N3XFSp66mzz5TkdBtXU3VS+U9dKmtoOSjMdLRSw4RhLkCcA5zZ1l8UqEghEWlzLYCh3pYhGreTVD+R78/Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:28.446212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005825
observed a0e278eada6245ff5dc84e94e853a2fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:28.432235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005825/manifest.json
observed 7590f7d4af8264bcf94d538d7500cf81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:28.418171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005825/publication.md
observed 534e49f778014f1a776c778c485fc4c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:28.402538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005825/publication.txt
observed bb2f8f1bda69c59313c764ed7f643bb9...
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.