OpenTechnical

OT-2026-000060040

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000060040) never changes.

Identity and time

Publication numberOT-2026-000060040 · never reused
Internal UUID01a0ae8a-5a70-7354-a399-0f57aa21a518 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060040
StatusPUBLIC

Content hashes

Canonical textf4eeea702695732c3e89a625d1573a9e1d07937e59a1d2a45c88cee94b6280b0
Markdown3713c689fe756ed0632e4ecc7bf9da1d923b82ede0582ec3f8b624a7569c2460
PDF
Publication page117fc62e287d4bf12632338d7283c94c56a64ef4eae5793e079b376240a4c500
Manifestcab5e82c33f0dc151a64f406735cd8851a3bb1f251210b8955ced1d169fc8b6e

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
SignaturenvAqSsAJ1nQYf7V8oUW2g16t6ShYb689P+cOArVQ3B1xo/fbVlk2ADbkKF4q8NTzSZbSvNenGRCX4MBn4jb8Ag==
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

2026-09-17T10:43:39.637537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060040
observed 117fc62e287d4bf12632338d7283c94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.617242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060040/manifest.json
observed cab5e82c33f0dc151a64f406735cd885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.600088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060040/publication.md
observed 3713c689fe756ed0632e4ecc7bf9da1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.581018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060040/publication.txt
observed f4eeea702695732c3e89a625d1573a9e...
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.