OpenTechnical

OT-2026-000062685

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000062685) never changes.

Identity and time

Publication numberOT-2026-000062685 · never reused
Internal UUID01a0ae8c-6388-76ca-98d5-80fa1b3e0d26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062685
StatusPUBLIC

Content hashes

Canonical text14dfcc622f61c5a042eb7d140d2d3d6d8d8304525be4901e9fc496d2aec0b961
Markdown4185cedb4f1df857eab9003f2bbe00611956dec2a4e8fb4e6d79fe98a30c9f98
PDF
Publication paged110805cd935d0659c21baecffb0e6bcf94de4e9a6e183bcd8a57efa629360bc
Manifestdc58e7902e7b71fcedb1a37f0fed58fd426ee0f2c58382c758c179eeda28b5eb

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
SignatureVS3yS1DRIaVzftbqX1YgvSEg1T0WS2oT2N9yVgBDchHHtfOiBAQDIIC4OYOUecC13ogSmqLgepoQSRHrPJOaDQ==
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

2026-09-17T10:39:14.670042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062685
observed d110805cd935d0659c21baecffb0e6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.653424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062685/manifest.json
observed dc58e7902e7b71fcedb1a37f0fed58fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.637755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062685/publication.md
observed 4185cedb4f1df857eab9003f2bbe0061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.621167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062685/publication.txt
observed 14dfcc622f61c5a042eb7d140d2d3d6d...
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.