OpenTechnical

OT-2026-000062865

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000062865) never changes.

Identity and time

Publication numberOT-2026-000062865 · never reused
Internal UUID01a0ae8c-94a8-7b6e-9119-917988bf4a49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062865
StatusPUBLIC

Content hashes

Canonical textf611e78261290e56b0b0131226f33219f960729114856ab7eef26b4b1ff35b79
Markdown691753120bc166cb3a180ffdc14ba8fd50b7d3681c7ea10fb7d872cc4478e4ae
PDF
Publication page384cc0440817e82d7164b363c0588ac1535e67f31ef10dbcb0593e32532ab90c
Manifest36a9f2b73674c20cc9a848646f857a714b95158a14a68460a2d4a9ec655a686c

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
Signaturepc7TFOH0qxrM+DtHDeqgw5G3aYyM4RpNzi87dLzA0eRMYq1ebv50fO9nTGLVE/DGQll2wgMeTZDo4pW4w/quBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:13.111527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865
observed 384cc0440817e82d7164b363c0588ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.085885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865/manifest.json
observed 36a9f2b73674c20cc9a848646f857a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.061286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865/publication.md
observed 691753120bc166cb3a180ffdc14ba8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.040822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865/publication.txt
observed f611e78261290e56b0b0131226f33219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.936161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865
observed 384cc0440817e82d7164b363c0588ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.918113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865/manifest.json
observed 36a9f2b73674c20cc9a848646f857a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.900198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865/publication.md
observed 691753120bc166cb3a180ffdc14ba8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.883732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062865/publication.txt
observed f611e78261290e56b0b0131226f33219...
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.