OpenTechnical

OT-2026-000061415

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000061415) never changes.

Identity and time

Publication numberOT-2026-000061415 · never reused
Internal UUID01a0ae8b-7b42-7488-8bf0-b2717a7e3d10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061415
StatusPUBLIC

Content hashes

Canonical text5e20b9501d2ef64c590b8e56e06a94e5caed11ea11d20f25809e5158c0779fed
Markdownd40b0ee07833826c2e438cab7f5bf4415c0266856822e755223df2db999680fa
PDF
Publication pagece50ecb71b02cb253358d7ce85eb0793f372f942d71768e73b29fce47fb1c555
Manifestc8ccef41973513065e3dc05f640d1136c88d0fb40be0273d130a5fce8a1375d4

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
SignatureQ2PfHlnZM+nz8HRthCMNQHnMGg2ekd2sZ3H42TPS+th+XaMqx8Ve+LZ25r6N1MyoIS6yoNAetqAXlarFIJ8YCQ==
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

2026-09-17T10:41:17.174034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061415
observed ce50ecb71b02cb253358d7ce85eb0793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.154155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061415/manifest.json
observed c8ccef41973513065e3dc05f640d1136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.133550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061415/publication.md
observed d40b0ee07833826c2e438cab7f5bf441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.113010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061415/publication.txt
observed 5e20b9501d2ef64c590b8e56e06a94e5...
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.