OpenTechnical

OT-2026-000099288

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099288) never changes.

Identity and time

Publication numberOT-2026-000099288 · never reused
Internal UUID01a0aea2-8289-7f25-9420-a7287f6a0093 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099288
StatusPUBLIC

Content hashes

Canonical text61b0b68d6fd598e4c208847f1a54f4d133b86bf6a9f22a12d5fe09571dcba82d
Markdownccd515c66ac9d8e027cfdb732e5d55f5f411a2a72494eb377b94b712ce567a3f
PDF
Publication pagefc7d0ec5ec2e877415a0a3c7ceb9fcc5a485a0d54ce64bc61312bd3ba6310ecd
Manifest0ddccd9c4ae2750f2bbb4baa95d2baf919360d2da70210732d1f821c94ceb4a5

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
SignaturerVwOJzqJVEntuqyT7zPBMd/KIO8LvusokUOUZK1TwB9QZSytKqsyK4OSDyhJXfrf+cnr00uq8lAGf+rgVgR8BA==
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

2026-09-17T09:30:44.902783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099288
observed fc7d0ec5ec2e877415a0a3c7ceb9fcc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:44.884777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099288/manifest.json
observed 0ddccd9c4ae2750f2bbb4baa95d2baf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:44.864496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099288/publication.md
observed ccd515c66ac9d8e027cfdb732e5d55f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:44.846930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099288/publication.txt
observed 61b0b68d6fd598e4c208847f1a54f4d1...
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.