OpenTechnical

OT-2026-000072618

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000072618) never changes.

Identity and time

Publication numberOT-2026-000072618 · never reused
Internal UUID01a0ae92-89d9-71a2-837d-76c0e020964b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072618
StatusPUBLIC

Content hashes

Canonical texte45be64e42296f1c4b56321a338f874a1483b3b7816c276acf9691e7e59bfed4
Markdown35f10ed484d6a90fc9d13e35da4032aab3e03ae77a4da85799eb8d0bc16f5f3d
PDF
Publication page3876722fd06b98c57feb0db1a4eda24e5a3f916bd14a655584a511cac70bf6f4
Manifeste141c22bb63bd1cae457828e555a8681e9231e237f74ab5f8b3c58939bde0fc0

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
SignaturedSq0/Uyx+HDdV/HDyTQ3XYUsm5KECGrmRlyew1ldSSqXFRNZtbVd8QUHppivWeCdzlWwEETlsfKWbvXa9qEpBA==
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

2026-09-17T10:22:28.258982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072618
observed 3876722fd06b98c57feb0db1a4eda24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.242348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072618/manifest.json
observed e141c22bb63bd1cae457828e555a8681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.227108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072618/publication.md
observed 35f10ed484d6a90fc9d13e35da4032aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:28.211802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072618/publication.txt
observed e45be64e42296f1c4b56321a338f874a...
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.