OpenTechnical

OT-2026-000061698

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, vented after 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-2026-000061698) never changes.

Identity and time

Publication numberOT-2026-000061698 · never reused
Internal UUID01a0ae8b-b8aa-7628-9152-dd75ee5e3fc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061698
StatusPUBLIC

Content hashes

Canonical textfc03824e06f72025ab51da750cf2c1da03052d9959ee4228de68ed0ec51cffb3
Markdown5f6cbbfd819687664969a0a183ee4ef04a509b54b401e7d0d4e94a3baaedac62
PDF
Publication pageec9d17011f4a9274bfa7078b8486032b61f17bf21c9a991a193fdc98d5e5ffae
Manifest67538851bd191468983057c3e721678b8b2ad4d9449d0b04d9ef7fbb2bfb2670

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
SignaturePo8Yvgo4g0D2lnUWz5dD6Nd8mj+ocmMm1WIHSdrEPgMHKrnnBcVZbgr5ST84r5SOm+1E+45p0bbJEWRoiQfTAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:15.806106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061698
observed ec9d17011f4a9274bfa7078b8486032b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.787040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061698/manifest.json
observed 67538851bd191468983057c3e721678b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.766560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061698/publication.md
observed 5f6cbbfd819687664969a0a183ee4ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.745503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061698/publication.txt
observed fc03824e06f72025ab51da750cf2c1da...
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.