OpenTechnical

OT-2026-000087779

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000087779) never changes.

Identity and time

Publication numberOT-2026-000087779 · never reused
Internal UUID01a0ae9b-1aa4-7687-9eb4-83db9c9092bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087779
StatusPUBLIC

Content hashes

Canonical text8531e2ca4895eea382546217b3c160286a00f3bbaf212e2599de01fd88910027
Markdownfe56fa2aca65529dfc4dc6a08cde262a171ea1b41d1da8098a40c13f68af9982
PDF
Publication page14f59c86260df47dd3b01a1f8fcca46496360f586a7335e2eb026944572e4953
Manifest9f4d4cd0ecc00b56990e808051e4141e664234aa11456aacde55a9f21782c7b5

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
Signaturer4pkmT04jujJqESJ+/w2CgldWmleb4TtgFzapo7sKkkPq2NuR5e6NR2pNHtE/ivPtG4Q62+OlztitzAU5S0DCg==
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

2026-09-17T09:48:59.091438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087779
observed 14f59c86260df47dd3b01a1f8fcca464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:59.074034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087779/manifest.json
observed 9f4d4cd0ecc00b56990e808051e4141e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:59.055768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087779/publication.md
observed fe56fa2aca65529dfc4dc6a08cde262a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:59.038194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087779/publication.txt
observed 8531e2ca4895eea382546217b3c16028...
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.