OpenTechnical

OT-2026-000056622

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000056622) never changes.

Identity and time

Publication numberOT-2026-000056622 · never reused
Internal UUID01a0ae87-7af5-741a-a2d0-852f6bbeaeba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056622
StatusPUBLIC

Content hashes

Canonical text960415662d766903c242cc5bb9dcb1e0d1e7ba1d864f9ea267d2c66de75430b4
Markdowncee17f0366b7d90fd4aa7fefe3aea7665a7ebf60abbeb3c1853c596001e1a74a
PDF
Publication page543687df7498f7a480df444d7eabf81bce8b87fc3c8605608eebc354866c68d2
Manifesta9c88d3823ca4dd613d508fa9049b4e152f30f32e6ef8d46e3ea339c846121be

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
SignatureZ2kwTmpnnWq0wQqM5T/rfHWLyt33y6PibY3BhDmobEToygk5bFy989qQLEOYFqjOUmNPXcDRzFFqtBT3gMLaAw==
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

2026-09-17T10:49:58.672751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056622
observed 543687df7498f7a480df444d7eabf81b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.654330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056622/manifest.json
observed a9c88d3823ca4dd613d508fa9049b4e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.637746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056622/publication.md
observed cee17f0366b7d90fd4aa7fefe3aea766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.620101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056622/publication.txt
observed 960415662d766903c242cc5bb9dcb1e0...
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.