OpenTechnical

OT-2026-000004708

Publication integrity record

Vacuum cup gripper, three outlet manifold, three stage ejector, sustained blow off before 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-2026-000004708) never changes.

Identity and time

Publication numberOT-2026-000004708 · never reused
Internal UUID01a0a920-d191-733d-8e54-119b9a07ec0f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:31:35.444612Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004708
StatusPUBLIC

Content hashes

Canonical text154cb8bdfea80cd2bc100206e2ae94b2e1f99c514ec2d336d19404f7d1a579eb
Markdown31234e1248874e732e7ff5090797f486ed6acd1e9f76f1cd864b5be1244553df
PDF
Publication page58b06c30837352b011765bad89219f131ab8d2c5cdfb02d5a401bbccdd6e3b13
Manifestd9e93ed1f756c0c0cb353e9cfb3881af1eb5a7f0a9b43aec5b92a0030a131c5d

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
Signatureccq71VaxMiVtxuYHMR/cv5Sbbkidse2LLa2KmgJFgbu6l9ZLvsLsVyNRqkSZgniOZ0Bu4YTV33M8pdzE9gI0CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:40:27.396415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004708
observed 58b06c30837352b011765bad89219f13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:27.383402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004708/manifest.json
observed d9e93ed1f756c0c0cb353e9cfb3881af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:27.371248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004708/publication.md
observed 31234e1248874e732e7ff5090797f486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:40:27.235184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004708/publication.txt
observed 154cb8bdfea80cd2bc100206e2ae94b2...
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.