OpenTechnical

OT-2026-000008147

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000008147) never changes.

Identity and time

Publication numberOT-2026-000008147 · never reused
Internal UUID01a0ae6a-908c-7210-8421-f2fa7fc3be44 · 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-2026-000008147
StatusPUBLIC

Content hashes

Canonical textbbae41332feefcb1718f8cc56b2e5867c937eb5e278da268dc108c6d7140383b
Markdownae88e55a6fa37215a0001f57cfd1f5999273452e5a5e148ddc01cbbc06afd1a7
PDF
Publication pageceaf2a2ec79765048b07a4b92fc4c9184fb8b361ac867b6b5081f1b33a3c3cd8
Manifest7962175d643aea155ca0e62ff31987289ee149d5efaff665b77765667b9898a8

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
SignaturezEhi6Kme5Zdk9O3sbWICfY5W4Qt7m+660KukWtFhBAVMF7W1b4AoQ5f1bQOkewoY2Ien/JaFyx6HqXCV8mzHCA==
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

2026-09-17T12:20:28.649164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008147
observed ceaf2a2ec79765048b07a4b92fc4c918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.629253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008147/manifest.json
observed 7962175d643aea155ca0e62ff3198728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.612036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008147/publication.md
observed ae88e55a6fa37215a0001f57cfd1f599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.592210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008147/publication.txt
observed bbae41332feefcb1718f8cc56b2e5867...
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.