OpenTechnical

OT-2026-000103735

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000103735) never changes.

Identity and time

Publication numberOT-2026-000103735 · never reused
Internal UUID01a0aea4-e462-717c-8ea9-243454b812c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103735
StatusPUBLIC

Content hashes

Canonical text6b434767aebe8a0500b2fde2ef64dcb01f7ca629c72c258718b6c9784fa01e24
Markdown45dc4ff5b71b7a3da906bc3a02850307c292faac3631b0ad17f489811cd28ec8
PDF
Publication page6bfcd4fe25a0a97adb64a7c1d7f5a430c96ae69e646eb1f5af45426efc31101f
Manifest671dfb689f1b2f2f53efd24ed2098a5a403858724ffac6d2b875eccc4047f882

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
SignaturetsN9jNoCteLREvHqHywPDayCIiXixODI0M8ThsSouFyqdvAmJUKyuRTFb7P0+DWEI9lCSW06Alkrka+fZ0jIAw==
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

2026-09-17T09:22:33.120921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103735
observed 6bfcd4fe25a0a97adb64a7c1d7f5a430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.103765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103735/manifest.json
observed 671dfb689f1b2f2f53efd24ed2098a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.086028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103735/publication.md
observed 45dc4ff5b71b7a3da906bc3a02850307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:33.069276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103735/publication.txt
observed 6b434767aebe8a0500b2fde2ef64dcb0...
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.