OpenTechnical

OT-2026-000102898

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102898) never changes.

Identity and time

Publication numberOT-2026-000102898 · never reused
Internal UUID01a0aea4-be3c-7525-97df-4c5e4fe3c9e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102898
StatusPUBLIC

Content hashes

Canonical text51f6d3191b7698edb61bc2a15b7d9dd007818a988ba7043a8f2fff8c7c2667eb
Markdownfdf0a5b8dc0c8ff2b0ec51ee19d5ebbc3ba99a1a495d0e674473fd341c53adb8
PDF
Publication page41ba1e664aa0490a35c098abe2065adcddf5439635c80e5fbfabe76204431967
Manifestea438cd9423f5d132f2e0c99cd9a94911c97dc37971453c52019b8c38b061051

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
SignaturenfCXv6Mtfp+xC1bjpe5/VHsv8NJ2EIaz10x+bS0vjqZam+Beq7ooF2FRucKOTt5KQidng+jmLuZ/OPUjg1CSDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:54.637623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102898
observed 41ba1e664aa0490a35c098abe2065adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:54.621314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102898/manifest.json
observed ea438cd9423f5d132f2e0c99cd9a9491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:54.603111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102898/publication.md
observed fdf0a5b8dc0c8ff2b0ec51ee19d5ebbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:54.584938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102898/publication.txt
observed 51f6d3191b7698edb61bc2a15b7d9dd0...
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.