OpenTechnical

OT-2026-000101043

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before 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-2026-000101043) never changes.

Identity and time

Publication numberOT-2026-000101043 · never reused
Internal UUID01a0aea3-c377-7ea5-93ae-eec62cd24db0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101043
StatusPUBLIC

Content hashes

Canonical text75c511d132fcd926b862326c214ce9354eaf39e441f14958def283938c453746
Markdowndc4cde741bcc678034f708e47b84dea50b8bec3301dab29a35e17f917c9a9aaf
PDF
Publication pagead59cb5b0c9342e84069d4932069217fdedec8e1ec00fb5760df4f52736e6341
Manifestad0813493980c31f4247b5fa59499ca9baf4bb60782efcc68f467944aca1cbea

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
Signature+BGQmqpfeBMeBb2OJEOivaOAnG5B/q/RwcbfsDVRAgj3IbNCo8DcZdO912vwSP/snN27vQXIDsZd7E0XVaRqCw==
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

2026-09-17T09:26:39.156079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101043
observed ad59cb5b0c9342e84069d4932069217f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.136303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101043/manifest.json
observed ad0813493980c31f4247b5fa59499ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.116792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101043/publication.md
observed dc4cde741bcc678034f708e47b84dea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.096250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101043/publication.txt
observed 75c511d132fcd926b862326c214ce935...
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.