OpenTechnical

OT-2026-000101601

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, pulsed blow-off after 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-2026-000101601) never changes.

Identity and time

Publication numberOT-2026-000101601 · never reused
Internal UUID01a0aea4-0e15-7a0f-85e6-22b40afdb0e6 · 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-2026-000101601
StatusPUBLIC

Content hashes

Canonical text2d2c5e1a83884f74bd1c609c560c0d4ed916e62e632cceeefd4784da76069353
Markdown6c39f7e3c836163dc4ebdf3898081a19076280899551292d77d5c95ef80d43f3
PDF
Publication page5d329d5f718184b2542ec75c6df6b1828e5dbaab2fdce7db126acde533fb3e7a
Manifesteae8d5ec8183013f1aeefd634f8592b0c2bf9fcf2be51692acfff8fae916bf5a

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
SignatureJaqAOoEK1grJYXnQ1qd+dGyoN7S1nzs+Mwh1zCZh2763tKwAWUdOQOITgP3kmAKaWaEIugCOunJHKYJBDXK3CQ==
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

2026-09-17T09:25:42.636967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101601
observed 5d329d5f718184b2542ec75c6df6b182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.618486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101601/manifest.json
observed eae8d5ec8183013f1aeefd634f8592b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.602231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101601/publication.md
observed 6c39f7e3c836163dc4ebdf3898081a19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:42.583480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101601/publication.txt
observed 2d2c5e1a83884f74bd1c609c560c0d4e...
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.