OpenTechnical

OT-2026-000064888

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000064888) never changes.

Identity and time

Publication numberOT-2026-000064888 · never reused
Internal UUID01a0ae8d-debd-73d8-b786-eb0dabedf209 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064888
StatusPUBLIC

Content hashes

Canonical texte79ac3fef27a9656939501e5b4fe004f765c2d9687bfdc7b04c5162fac083b45
Markdown599a9fa428341a1fc0c2add43ff33137d62a577bfd435ee90f8cc3dded27be69
PDF
Publication paged4c9c62618e70ad35f1dca0328d2e99ac1aaf65321908c3ec4bb9cca7c099509
Manifest0e99fdf9eaa6d481407ec33ab8cb35aa48f9cbc82b952abbb425876136fd414c

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
Signature4O4oNIYL5kB2/tKSwS27T3cvvzCowwdSfCwCy4FLP43bZMDibosvwccOCuU+xMYzVT6UblxorNBBFg4E8W6vBw==
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

2026-09-17T10:35:48.884081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064888
observed d4c9c62618e70ad35f1dca0328d2e99a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.865527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064888/manifest.json
observed 0e99fdf9eaa6d481407ec33ab8cb35aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.848306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064888/publication.md
observed 599a9fa428341a1fc0c2add43ff33137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:48.829645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064888/publication.txt
observed e79ac3fef27a9656939501e5b4fe004f...
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.