OpenTechnical

OT-2026-000053595

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000053595) never changes.

Identity and time

Publication numberOT-2026-000053595 · never reused
Internal UUID01a0ae85-0a93-7d26-b9ee-3f861e0f8cec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053595
StatusPUBLIC

Content hashes

Canonical text66342899b897f7aad6046e4d77c09320285682261b48b28a95fddc65ae3b95fa
Markdown1f490a082c93754a3fb876601973b6f5594748f0272d729cbee4beb4e90d3f6e
PDF
Publication page1f53642cc366517f99d934bf46b58d6c1925ce47ffe0a2b90f0aa855a03da18a
Manifestdcd2396106d2c8de22f984583beae019dc302db01b3841f3e85bea5daf018c8c

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
SignatureY0idA6SUdG4D0mSzN/megqiP9ErCWXIhrhexK6EDX01BoqDvpgSgJL7Rv6QaVJQMTb5EDVsJiUlTJ4a0Agz6DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:27.944864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053595
observed 1f53642cc366517f99d934bf46b58d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.926021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053595/manifest.json
observed dcd2396106d2c8de22f984583beae019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.907669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053595/publication.md
observed 1f490a082c93754a3fb876601973b6f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.887880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053595/publication.txt
observed 66342899b897f7aad6046e4d77c09320...
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.