OpenTechnical

OT-2026-000062839

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000062839) never changes.

Identity and time

Publication numberOT-2026-000062839 · never reused
Internal UUID01a0ae8c-94a7-7aa2-bd53-62d5d77937a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062839
StatusPUBLIC

Content hashes

Canonical text1dd09f5c3ed2141a2bf45ebc5d0eb646f8e554d2342707ab06fe6b95a47e457f
Markdownc16efc0d5ea28d5a2f9f157e2a1254c157d106ef10faab9cbc34c15887dce766
PDF
Publication pagef697ed1c4a4f1d74df20ce69269e8726e53b38d011154561d0115de981b0daa2
Manifestdb0b904585f4b1298b0a29b9725e010efc0c36a5bb21d32b13816be68f0346f7

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
Signaturerso/ujDuuewjHylc7Cn8q+NSGiwUgs1vP6fN1PJXtxw2jRTRI7ZQENrfhEXtM2Z63TliFly/CN0zalFG1OnYAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:10.502998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839
observed f697ed1c4a4f1d74df20ce69269e8726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.471213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839/manifest.json
observed db0b904585f4b1298b0a29b9725e010e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.438237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839/publication.md
observed c16efc0d5ea28d5a2f9f157e2a1254c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.395864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839/publication.txt
observed 1dd09f5c3ed2141a2bf45ebc5d0eb646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.973746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839
observed f697ed1c4a4f1d74df20ce69269e8726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.955429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839/manifest.json
observed db0b904585f4b1298b0a29b9725e010e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.936345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839/publication.md
observed c16efc0d5ea28d5a2f9f157e2a1254c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.919030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062839/publication.txt
observed 1dd09f5c3ed2141a2bf45ebc5d0eb646...
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.