OpenTechnical

OT-2026-000023443

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000023443) never changes.

Identity and time

Publication numberOT-2026-000023443 · never reused
Internal UUID01a0ae70-7268-7836-bea0-5b89bbe4a8e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023443
StatusPUBLIC

Content hashes

Canonical text754e0f6c900fce70e57beb818f85c24a83c44a52708ae5ae170285f58b54ca59
Markdown6736ec3639154173af868b5e97984a6aaee72bef38742c67a48503659dd02bfb
PDF
Publication page6fec8ea223af98795458f0dcf51e1581a552a4068d4710e2865e0b690ca86cdc
Manifestbd324b6c7f264923952cd419c7536c2c065bc7b81ccda9d5b094b120182f2243

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
Signaturelp9jLthNUBl8xfGZMQCnmn1Oo2f9Hri1rfyEu7goLZK0xfy2tr6i+SrqO++helmOHRfHhjyWt5ikAISfcmvLBg==
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

2026-09-17T11:51:39.532077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023443
observed 6fec8ea223af98795458f0dcf51e1581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:39.515870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023443/manifest.json
observed bd324b6c7f264923952cd419c7536c2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:39.499242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023443/publication.md
observed 6736ec3639154173af868b5e97984a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:39.483178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023443/publication.txt
observed 754e0f6c900fce70e57beb818f85c24a...
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.