OpenTechnical

OT-2026-000038803

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000038803) never changes.

Identity and time

Publication numberOT-2026-000038803 · never reused
Internal UUID01a0ae78-769f-7ebf-87ea-18c5a872a7d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038803
StatusPUBLIC

Content hashes

Canonical text11984f441ddcf73838381ab87aea19e0e0b1bd3148b582696a6f874f35e4f367
Markdown4d4cbae61c471a25b87260bbb096bc092aff2e4f0d88ed77289ed466d59a0dd5
PDF
Publication pageb4cb5228254656199d94ed581091c68beaf00739787954af96985188783ffc3f
Manifest7191564039e6da64d8a2c204272384f298b4cde922ebdde4e4205cc75c8a3bd2

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
SignatureGBXGiC5C6xy/GUQ+lmgutOPsOpRp2kH6Gt5LxmqlmcSLg4s5IU+lMwvnEZ3SnFRy3AOHWwB1y4mbw63/qizLCw==
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

2026-09-17T11:21:21.469605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038803
observed b4cb5228254656199d94ed581091c68b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.451640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038803/manifest.json
observed 7191564039e6da64d8a2c204272384f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.435272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038803/publication.md
observed 4d4cbae61c471a25b87260bbb096bc09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.418553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038803/publication.txt
observed 11984f441ddcf73838381ab87aea19e0...
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.