OpenTechnical

OT-2026-000045048

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off after 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-2026-000045048) never changes.

Identity and time

Publication numberOT-2026-000045048 · never reused
Internal UUID01a0ae7c-f768-7f73-b61c-54cf26e1ed89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045048
StatusPUBLIC

Content hashes

Canonical textc1149eb8e86c865b576b2c7cb21f39cd64f6705759d46dc8b0fa7624966cc532
Markdown62d1eb030a970feea5389b9b1688b360c3bc4838450195caa464f5dcc4103a76
PDF
Publication pagec9e6ec70c76229bdfbfbd7e3c0eca822a517733388ca7d179f92f6dd6ad9606a
Manifest41fc285b0cea63883ef44e0bf4a66ba86ed604cb2ac612d71e09a44e8243db33

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
Signature5q1XFdAMY1fkZbLFkfE241uW6JQX7Ao3vjrqetBBUVj/1uzvSesud/Rohb7bF+FOO061wbCMONGjvk5Vp6a3Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:04.214477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045048
observed c9e6ec70c76229bdfbfbd7e3c0eca822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.196212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045048/manifest.json
observed 41fc285b0cea63883ef44e0bf4a66ba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.178249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045048/publication.md
observed 62d1eb030a970feea5389b9b1688b360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.158105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045048/publication.txt
observed c1149eb8e86c865b576b2c7cb21f39cd...
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.