OpenTechnical

OT-2026-000045690

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000045690) never changes.

Identity and time

Publication numberOT-2026-000045690 · never reused
Internal UUID01a0ae7d-8f04-7a5e-b9f6-d5685e8aeca6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045690
StatusPUBLIC

Content hashes

Canonical text5cba331a56efbfa6c66790a4737d24bd39583776333e932cb72c9ce468c4c795
Markdown5f4dfd9460fda167983329c2f66cda8132a244d27002693fdd045483abc63cae
PDF
Publication pagec5dae1651d4d30c1639e76b47541019489d9343578afa8fb19e9086680ebc2a8
Manifest01b063cf36538279b387c75a89570784e3d54f917538c395390bcdfd3f1546c5

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
Signaturel1yeb1leBTCmULEPpgMD7H8tOgXy4KdPZYuGnk44U/hLzCaWjJAN8OJKe8SrDkEmDPzLB4nglAS0BssKXtehDA==
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

2026-09-17T11:09:29.596645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045690
observed c5dae1651d4d30c1639e76b475410194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:29.578684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045690/manifest.json
observed 01b063cf36538279b387c75a89570784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:29.559321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045690/publication.md
observed 5f4dfd9460fda167983329c2f66cda81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:29.541854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045690/publication.txt
observed 5cba331a56efbfa6c66790a4737d24bd...
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.