OpenTechnical

OT-2026-000032462

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000032462) never changes.

Identity and time

Publication numberOT-2026-000032462 · never reused
Internal UUID01a0ae75-106f-7a93-9b4a-053dc10584a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032462
StatusPUBLIC

Content hashes

Canonical text18a5bac029505d3caf1f8bcb8fd4468a6d63cecce8935bbc89c14360eeb2277f
Markdown0fb7ca81e64cd9879a8eac9f515dc71627568a4014f5865e70e1571676d9933c
PDF
Publication page0d4368a79bdbddfe4aaa2fb1ab3ffa193c4309fd465e6619346fc6d7b8cd2530
Manifestfbffb052fb1293fbfcf01d1934dc4fcce3cf4bffa02368f467a244a456a3005b

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
SignatureWIguGqmxNZuGZ8wUcojh3r3CoJaPsZQkkYTp11p9r7g0eELI2wTeh4kzxoakhOMamq9GiUshLv5SzT4lqo2CCg==
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

2026-09-17T11:33:53.549108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032462
observed 0d4368a79bdbddfe4aaa2fb1ab3ffa19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.532695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032462/manifest.json
observed fbffb052fb1293fbfcf01d1934dc4fcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.516033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032462/publication.md
observed 0fb7ca81e64cd9879a8eac9f515dc716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:53.498487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032462/publication.txt
observed 18a5bac029505d3caf1f8bcb8fd4468a...
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.