OpenTechnical

OT-2026-000055206

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented before 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-2026-000055206) never changes.

Identity and time

Publication numberOT-2026-000055206 · never reused
Internal UUID01a0ae86-a0fe-71c3-8074-ebae9d717d32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055206
StatusPUBLIC

Content hashes

Canonical textbe0dd252b5b90c95dba14c9550602d48adc88f907e5424f6e2c4d0592e4a8645
Markdown056f2f6d58dbd82a9178c09ed792f3f81f0ddbe286658d01ca6b9c7194c514a6
PDF
Publication pageb93113447c392031df81632c736745257585578d5476d6947e6e377430452e8d
Manifest8dc3c2cba2f9fdd0c1065b0f1e8911a91aa54884368c718ba08b877959519d21

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
Signature94K8tNLOZynLQIoCjDclBuVS99qM4yX+g9n9+eTVYWxvWaNUfOHTInBZT1fyn7+raDTk0uowlSGQjqARQCOlAg==
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

2026-09-17T10:51:46.908151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055206
observed b93113447c392031df81632c73674525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:46.891913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055206/manifest.json
observed 8dc3c2cba2f9fdd0c1065b0f1e8911a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:46.875840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055206/publication.md
observed 056f2f6d58dbd82a9178c09ed792f3f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:46.858619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055206/publication.txt
observed be0dd252b5b90c95dba14c9550602d48...
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.