OpenTechnical

OT-2026-000046935

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000046935) never changes.

Identity and time

Publication numberOT-2026-000046935 · never reused
Internal UUID01a0ae7e-d0f6-75df-853f-470b471e6b2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046935
StatusPUBLIC

Content hashes

Canonical textf6b278df72d34945491bc22398025af9dec8258576ef750ef4064db3b8f121ea
Markdowna819e68cfe90e0ecc3c31933e40bc00e2f85ea1dd61003e850fdb0360233ea18
PDF
Publication pagedb52e81b3dcc570f05ca46454ab1ae0bb2abf025aeda4d0cfdf3c52a1c1173b6
Manifest2cffe92b62dd8c8e8fcf178e879de9036bb004151195d124a6f4d4187783802e

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
SignaturedChmbUq1hacRZ9+hYvnplbyyXHcFZiBs4g421PSSh+2Z5uVqwRAJCF0FYp1Nsu8s5TOGbYMDQcQ47mGaCA7qAw==
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

2026-09-17T11:10:05.360769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935
observed db52e81b3dcc570f05ca46454ab1ae0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.336358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935/manifest.json
observed 2cffe92b62dd8c8e8fcf178e879de903...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.306369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935/publication.md
observed a819e68cfe90e0ecc3c31933e40bc00e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.274902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935/publication.txt
observed f6b278df72d34945491bc22398025af9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.699988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935
observed db52e81b3dcc570f05ca46454ab1ae0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.683368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935/manifest.json
observed 2cffe92b62dd8c8e8fcf178e879de903...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.665581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935/publication.md
observed a819e68cfe90e0ecc3c31933e40bc00e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.648817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046935/publication.txt
observed f6b278df72d34945491bc22398025af9...
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.