OpenTechnical

OT-2026-000040926

Publication integrity record

Foam pad vacuum gripper, two stage ejector, sustained 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-2026-000040926) never changes.

Identity and time

Publication numberOT-2026-000040926 · never reused
Internal UUID01a0ae79-6d10-7a9e-9de8-16ef46684654 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040926
StatusPUBLIC

Content hashes

Canonical text7a995aca7350c20f0af90a0ae49f12541c639fdb318c221f1a23a22b7858d180
Markdown01fabae3b03d9fab1271d556da5b44acfb2130163227e7eea4c841b7dd8ad6c8
PDF
Publication page27b7eb5d5c011703f14c130c90bc3f7fcf07b7e3e31282ba1582296dee072ef2
Manifeste44c4b2bda2fe2912041fb71cde7bedc476434e372a9af90aa9ae09336aeeb9a

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
SignatureJO4iQO+Va/xRjwVzq+zLpfYEEb7yCWxi3VBrxMbWTY1UGUlyjhIq5YUn2qM0uXIDZA2ILPiCCL5q8U5OFh4nBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:19.148556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926
observed 27b7eb5d5c011703f14c130c90bc3f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.132321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926/manifest.json
observed e44c4b2bda2fe2912041fb71cde7bedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.114767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926/publication.md
observed 01fabae3b03d9fab1271d556da5b44ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.095968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926/publication.txt
observed 7a995aca7350c20f0af90a0ae49f1254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.102647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926
observed 27b7eb5d5c011703f14c130c90bc3f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.086337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926/manifest.json
observed e44c4b2bda2fe2912041fb71cde7bedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.068515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926/publication.md
observed 01fabae3b03d9fab1271d556da5b44ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.051056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040926/publication.txt
observed 7a995aca7350c20f0af90a0ae49f1254...
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.