OpenTechnical

OT-2026-000067905

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000067905) never changes.

Identity and time

Publication numberOT-2026-000067905 · never reused
Internal UUID01a0ae8f-c4fc-7749-8574-067dd2688254 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067905
StatusPUBLIC

Content hashes

Canonical text49c49dde2664b4c02f15b71d94a1336f5ae3a514450324c31c79217db13b8126
Markdown6972e248ab0ddc8e08f8f1c1080705b8071c9e243b687b93e7dcace8e11f6a64
PDF
Publication page7824cc7d039277d83203fffa7b9b426de637f49763be2d555b97d19b0def1be2
Manifest3ecb5eff295de54863940afaab7436f47d6e7d83efbd8da6948dc7925199247c

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
SignatureyrYXsnndUWfCIkvOaBBg76DhLxMeBR0I0QPbltU7n+lLIWnEfJL3Ly1nlsgpEsq8p3iQ12TDKIxmLd8kSAuLCg==
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

2026-09-17T10:30:18.414208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067905
observed 7824cc7d039277d83203fffa7b9b426d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.397379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067905/manifest.json
observed 3ecb5eff295de54863940afaab7436f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.377315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067905/publication.md
observed 6972e248ab0ddc8e08f8f1c1080705b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.356516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067905/publication.txt
observed 49c49dde2664b4c02f15b71d94a1336f...
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.