OpenTechnical

OT-2026-000083608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000083608) never changes.

Identity and time

Publication numberOT-2026-000083608 · never reused
Internal UUID01a0ae98-0415-78b8-bb20-8e23900e83e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083608
StatusPUBLIC

Content hashes

Canonical textcf7e51026a699a608e5ba5790fbd2d2df098ebda312aeeaff5c1b284e2fcd5fb
Markdown0576851dc691e41f98b3842c4e969e145d54a8876b6336658e6718ace4f4e834
PDF
Publication page7b08828fa2094630226cc8797bb83d765dcdc498aeaf3288cedb729b3982c4da
Manifest99cbf13f1feeac6f2756a1b271f81be144f314550f67d60cfca304bf33a722c7

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
SignatureM8Y2/v5K+6ZXeuPFeOOLqb8sc6mgXl1cBAx8mL8+g91vm2iJI2NY+kuYSUB7TyqwkF6f7oSGPtuoCFyX7eE+Bw==
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

2026-09-17T09:57:06.278285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083608
observed 7b08828fa2094630226cc8797bb83d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.262896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083608/manifest.json
observed 99cbf13f1feeac6f2756a1b271f81be1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.246738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083608/publication.md
observed 0576851dc691e41f98b3842c4e969e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:06.230757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083608/publication.txt
observed cf7e51026a699a608e5ba5790fbd2d2d...
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.