OpenTechnical

OT-2026-000060699

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000060699) never changes.

Identity and time

Publication numberOT-2026-000060699 · never reused
Internal UUID01a0ae8a-b7ce-7912-a142-9a79fba16e63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060699
StatusPUBLIC

Content hashes

Canonical textc015852ba76983093abe7702fe9adf06fbb1dab940a5a49908afd50bcc425d0a
Markdown8e43e818f1e29d6110d2dd0cda84806f3322b4e7503679babc4327e3acc71c89
PDF
Publication page19a438879d8be8aabad28e0362555ecb8a1801e0bf2c00f08aba6ced2a3cfd03
Manifest4d71e1fe5f4e289f492f9af9bc989a4d4962d6a7be5b306ec4f5b25916ebd047

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
SignatureTi/r1x5ij26mR4uDxzSRjVfNZUhj998OVIVwk1zhizkJdfvufJ4NYo7X4AGN2BFpF+OjezQ94diBuEM2sKrCAA==
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...

Independent retrieval

2026-09-17T10:43:20.766030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060699
observed 19a438879d8be8aabad28e0362555ecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.748521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060699/manifest.json
observed 4d71e1fe5f4e289f492f9af9bc989a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.730234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060699/publication.md
observed 8e43e818f1e29d6110d2dd0cda84806f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.714845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060699/publication.txt
observed c015852ba76983093abe7702fe9adf06...
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.