OpenTechnical

OT-2026-000078370

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000078370) never changes.

Identity and time

Publication numberOT-2026-000078370 · never reused
Internal UUID01a0ae95-7c28-76fc-83f8-da51b0bfd7e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078370
StatusPUBLIC

Content hashes

Canonical text819d34270f47956293899fa9a97e88b6f5d5771d0335a714f45de13f3dcf6ead
Markdown7720c6c37328a0b05ad525dadeb6cddea50de867ef53a87fb554b257d790315d
PDF
Publication page2c39462f3426ae4c69cd2881fb79d6fc4cfc5324f2c846d65a4e86d10b9ca94b
Manifest5f1ecad43ce761232ed9c78e006cec70765f4b514fed2377aaf4fd62695f6323

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
SignaturejHABKt9knwx2wo076gPebXym5Dk6JJoSWmGEUCWi23RP1ruMIsQZQoZ3i3SnlJBxRbo1gaGOlngdisFv4zbsBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:20.518424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078370
observed 2c39462f3426ae4c69cd2881fb79d6fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.501702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078370/manifest.json
observed 5f1ecad43ce761232ed9c78e006cec70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.482732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078370/publication.md
observed 7720c6c37328a0b05ad525dadeb6cdde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.463436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078370/publication.txt
observed 819d34270f47956293899fa9a97e88b6...
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.