OpenTechnical

OT-2026-000038269

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000038269) never changes.

Identity and time

Publication numberOT-2026-000038269 · never reused
Internal UUID01a0ae78-2d51-7c39-992f-a403b1b448af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038269
StatusPUBLIC

Content hashes

Canonical textbe483946f8765f2dc749e99ba0cc177829ff73530db3dfa8f8357e3251fc4a16
Markdown97dcc83e1407ec31354968d5c9b07a84c200a04dccec33fe6877b186af901c26
PDF
Publication pageb9afa55b65ffe5243119482e80e67ba7aa1fdd90633af1cdc06337101390de10
Manifest9ae611351b0f5d6336b78f365aad4a8f7f460b124ffa35447c344765f565e308

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
SignatureSSBaePgF+6JvDfEHv31i6U9DnhkwOW6tkrav4bBV4E1kO7EGkWIB6nFsAOf8p6pAwaePYg2oUs/4bHuFi8n0DQ==
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

2026-09-17T11:22:25.722761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038269
observed b9afa55b65ffe5243119482e80e67ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.703660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038269/manifest.json
observed 9ae611351b0f5d6336b78f365aad4a8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.685413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038269/publication.md
observed 97dcc83e1407ec31354968d5c9b07a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.665783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038269/publication.txt
observed be483946f8765f2dc749e99ba0cc1778...
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.