OpenTechnical

OT-2026-000061668

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000061668) never changes.

Identity and time

Publication numberOT-2026-000061668 · never reused
Internal UUID01a0ae8b-b8aa-7b86-ac73-891318846576 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061668
StatusPUBLIC

Content hashes

Canonical text8cc515337f4641bef588949ad64c19697a81860b8b45c73c5e66eb7d95dc45d4
Markdown7e378b7a5bc60e6226839c7da9388d2de045ce90e23d59244d63a0d0b207ed45
PDF
Publication page777465f181c6857d0030f4655b3e9c4747ddf18b81b7736c76a98330d624b906
Manifest44eb77f961705be69475d7976b934b029046c03835b2fefbffed602f9cd54ee6

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
Signature6Drummi1bZSEqQ/Ex+WMYAmqW3HMnJc4aAu1NLOq0MJUpa9s1hvIYtmJSZRsrpOkmGommFDamJCdUnKa76c1Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:13.118237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061668
observed 777465f181c6857d0030f4655b3e9c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.092464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061668/manifest.json
observed 44eb77f961705be69475d7976b934b02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.068368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061668/publication.md
observed 7e378b7a5bc60e6226839c7da9388d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.047737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061668/publication.txt
observed 8cc515337f4641bef588949ad64c1969...
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.