OpenTechnical

OT-2026-000101595

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000101595) never changes.

Identity and time

Publication numberOT-2026-000101595 · never reused
Internal UUID01a0aea4-0e15-72b0-80f7-ffa02598db51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101595
StatusPUBLIC

Content hashes

Canonical texte64a6ca6ae251a226d05108381f9e185f203007899184252c4edcf6d18641531
Markdown8e0cd4266ce7bad7c0102ff536e917c8fa3552cb93824bb3cca1237b8ed145db
PDF
Publication page05e9e642cc26d0ff481b80e7b4461a7d5d25b474554836a7d3a1f9118aa3ad5b
Manifeste55ace3ab9b7f1efa9bb81ec1985acc236b83751b40e88ed509b7e0558ef4ef3

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
SignatureGQKJY5tBzqjgUbpiw4NsId4LId1SqPOt1T8Axj0qjhSugCKX6+1tmlHFhDufXNS1nrwqmApO5ESxuy56Ve6fCQ==
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

2026-09-17T09:25:42.154474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101595
observed 05e9e642cc26d0ff481b80e7b4461a7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.136450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101595/manifest.json
observed e55ace3ab9b7f1efa9bb81ec1985acc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.116533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101595/publication.md
observed 8e0cd4266ce7bad7c0102ff536e917c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.098321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101595/publication.txt
observed e64a6ca6ae251a226d05108381f9e185...
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.