OpenTechnical

OT-2026-000101803

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000101803) never changes.

Identity and time

Publication numberOT-2026-000101803 · never reused
Internal UUID01a0aea4-0e17-78ba-a4ac-50a40364b1a5 · 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-2026-000101803
StatusPUBLIC

Content hashes

Canonical text578ea43f0e0704d37299e8ff7db7e2c376a142a6a1213a5f09c5cfde346fd235
Markdowna2ca3477c575dc58b5c0f2ab60bcfa91e3d39545768be21e5879f76761447c1d
PDF
Publication pageea22ca1e5ee99c3a1052f6a60ad61044b0ef9f0fedc27bbb6403a3d8d4db7cd1
Manifeste563ae0441a8919cbcc8aa7117c781c2d97700d5154222805446eac35a903bae

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
Signature0nVmvtL8muiNDT3NJy5NPqNgl1D93OTstdq0FYhyRVCsNBvEMQV6TwVcxXnMRIV+QgSNILrHL5tmUAX6O1vzCQ==
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

2026-09-17T09:26:17.950135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101803
observed ea22ca1e5ee99c3a1052f6a60ad61044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.932624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101803/manifest.json
observed e563ae0441a8919cbcc8aa7117c781c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.914784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101803/publication.md
observed a2ca3477c575dc58b5c0f2ab60bcfa91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:17.898018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101803/publication.txt
observed 578ea43f0e0704d37299e8ff7db7e2c3...
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.