OpenTechnical

OT-2026-000099963

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000099963) never changes.

Identity and time

Publication numberOT-2026-000099963 · never reused
Internal UUID01a0aea3-1473-77f7-9b3f-6f99dd8b7786 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099963
StatusPUBLIC

Content hashes

Canonical text41e4ddb67a5ec8eafab49d04a603d264068d28b5f264577b6828276a1cef254c
Markdown71377af83ba82d31a99b10547596ad8e7f5c91d8d88c3b85017dd481a559a831
PDF
Publication page1ddb42d73a2b214bb4626cdaf204faeb106f79d5d79d1ec75797d85ab7013818
Manifesta0ceffe2d44ead1e3e8c05173088b69322c487b6f269468caafb569ec2834d50

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
SignaturekcKui8LmnWGFCOe+FSP+3KGbzF2T61Os5pUjSddBkp+PcxEsQMkT9C3/VFauwKilpZFU4i9dN1ldnfA0/j49BQ==
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

2026-09-17T09:30:37.392221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963
observed 1ddb42d73a2b214bb4626cdaf204faeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.368648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963/manifest.json
observed a0ceffe2d44ead1e3e8c05173088b693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.347373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963/publication.md
observed 71377af83ba82d31a99b10547596ad8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:37.328734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963/publication.txt
observed 41e4ddb67a5ec8eafab49d04a603d264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.854177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963
observed 1ddb42d73a2b214bb4626cdaf204faeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.835241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963/manifest.json
observed a0ceffe2d44ead1e3e8c05173088b693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.817525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963/publication.md
observed 71377af83ba82d31a99b10547596ad8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:52.798990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099963/publication.txt
observed 41e4ddb67a5ec8eafab49d04a603d264...
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.