OpenTechnical

OT-2026-000008286

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, sustained 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-2026-000008286) never changes.

Identity and time

Publication numberOT-2026-000008286 · never reused
Internal UUID01a0ae6a-908e-7c64-95df-1d30c758132e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008286
StatusPUBLIC

Content hashes

Canonical text2da437df42ca3f294d10322fd19dcc8ca372000c6d05c39f0362fdba9c3ef9bc
Markdown582ea62d4c3d0d6e11df3f90e51bf3ade47f7fd27b26e490dc5d0db195a8d4e0
PDF
Publication page5292f7753dec2b69364b112b1eab22133af7642886e2a6df025ee7dc58e555c8
Manifestbcba0c31f949592da9f5192d73e56fc7367389393115fbef12713a336765faa8

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
SignatureF+qo3mkypAZSll6Ml1/G7teoS0TxV3+ccIcb+XWCLGatk+oqPRGLF+2jX9wAIhOy5UXOzd+zL8ef7XhkG+dLAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:43.804561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008286
observed 5292f7753dec2b69364b112b1eab2213...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:43.785557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008286/manifest.json
observed bcba0c31f949592da9f5192d73e56fc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:43.767558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008286/publication.md
observed 582ea62d4c3d0d6e11df3f90e51bf3ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:43.749216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008286/publication.txt
observed 2da437df42ca3f294d10322fd19dcc8c...
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.