OpenTechnical

OT-2026-000076323

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000076323) never changes.

Identity and time

Publication numberOT-2026-000076323 · never reused
Internal UUID01a0ae94-6a70-7388-b8f4-bbaa017aeb43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076323
StatusPUBLIC

Content hashes

Canonical textfbc0b4425ad5b17cfcfddd76e9f822f6557467441f5e1f8a77e6186a42bab4ff
Markdown6c1ce7f4bb2f189677b0eec35b3250242062996d93082cb5bc3e1ef8c2f516b7
PDF
Publication page38218ced5144ea4e3fbf68cbedc3a7c8475ea40991be5c728eb9484c123ff0df
Manifest2382948f455e26bfce43a6dc66f6d95729b3552aada2aa0e19e43ca84454a159

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
SignaturetKjGTdP8/O49wpL19ygTcJEqsMRSd3AiG0FhW6S9+sIEbiGCeFmuwqDSETQ4HKB25Y99w8LvsRuJ+VKfdzxMCg==
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

2026-09-17T10:12:10.560781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076323
observed 38218ced5144ea4e3fbf68cbedc3a7c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.542375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076323/manifest.json
observed 2382948f455e26bfce43a6dc66f6d957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.524089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076323/publication.md
observed 6c1ce7f4bb2f189677b0eec35b325024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:10.505025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076323/publication.txt
observed fbc0b4425ad5b17cfcfddd76e9f822f6...
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.