OpenTechnical

OT-2026-000009664

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000009664) never changes.

Identity and time

Publication numberOT-2026-000009664 · never reused
Internal UUID01a0ae6b-7563-7fbc-be65-4705acac1161 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009664
StatusPUBLIC

Content hashes

Canonical texta5a10205bc01a8951d54bdb519875429000bde55378086410b87986945763929
Markdownc8c868997f7a8cc4a1393e9d79f92d55e6503fd6924fc1b152a0bfea6e19d16a
PDF
Publication page0c38e0c3ad08b6812f5b3c1cf546dd8e8f269b2be82b96d0300372d6625b92d9
Manifest311f8e33641d0582ac2e0b3f25098d8470d38f9d520df328c092eaf7ba66578d

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
SignatureXi13Do4J3npsl4BROcSyCNG3FUkxyoY8sABcYRFV036cGrwPZgtgjIcO9wyfAHNF4Vs+UuTpgmYxb0ujw/+CBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:08.225450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009664
observed 0c38e0c3ad08b6812f5b3c1cf546dd8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.206100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009664/manifest.json
observed 311f8e33641d0582ac2e0b3f25098d84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.184512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009664/publication.md
observed c8c868997f7a8cc4a1393e9d79f92d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.162124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009664/publication.txt
observed a5a10205bc01a8951d54bdb519875429...
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.