OpenTechnical

OT-2026-000068352

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000068352) never changes.

Identity and time

Publication numberOT-2026-000068352 · never reused
Internal UUID01a0ae90-2480-7090-bdb0-15a4e5f2cfda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068352
StatusPUBLIC

Content hashes

Canonical text01afbdc865efc04a16f4641aaeedef2f7f993058f00c7c8c58b8b5b5bd6a6025
Markdown86753f089a3ed5cefbccbbbd4c0b8ca68e147d3190e663ba258e4f60ca3669ba
PDF
Publication page5e6c309193488f6ffb0794e5a84bfd755bcc4415e9c18ac645e4b9c3e0e5a0bf
Manifest33bce398eeae21e13682c0e35944e3d9dd3429405b3b4217562eec6a10ae0752

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
SignaturevgP6QXHFM3qwathUrxQTPWUFhZ31X2NrS0lYW8v6BLMrFcN1E18jHt9z49eNxVAS8B9wy8xai3lhxX9FTjiNBQ==
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

2026-09-17T10:29:23.913097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068352
observed 5e6c309193488f6ffb0794e5a84bfd75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.896268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068352/manifest.json
observed 33bce398eeae21e13682c0e35944e3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.879778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068352/publication.md
observed 86753f089a3ed5cefbccbbbd4c0b8ca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.862403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068352/publication.txt
observed 01afbdc865efc04a16f4641aaeedef2f...
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.