OpenTechnical

OT-2026-000084799

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000084799) never changes.

Identity and time

Publication numberOT-2026-000084799 · never reused
Internal UUID01a0ae99-43b3-7e27-81da-c2452333bdba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084799
StatusPUBLIC

Content hashes

Canonical text49731bf87dfc7d3a520ede586a7c412d0b20ad6671dfc34eff8edfcd28a09de7
Markdown70e9f548045578f5e150774f02abb51f15e7adc421fc523cdabd0fbb66f23a73
PDF
Publication page8385adb4e1a021562def7c7f63bc5f006388f5c4293dfc5cda875d1a9729a61d
Manifestafff3fd07f1b7f60645624219404f0f799c34b54bd3b857ede6fb405220648ba

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
SignatureH0cB1VIZYUGtojjeFxCk1d1FvXTLVhxRBV9sBJ0WXGebnFbUBbpq+fwWPIKccgump35jaPhfTqxILkNuAsbdDQ==
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

2026-09-17T09:54:43.508671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084799
observed 8385adb4e1a021562def7c7f63bc5f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.489123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084799/manifest.json
observed afff3fd07f1b7f60645624219404f0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.468086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084799/publication.md
observed 70e9f548045578f5e150774f02abb51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.440384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084799/publication.txt
observed 49731bf87dfc7d3a520ede586a7c412d...
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.