OpenTechnical

OT-2026-000017302

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000017302) never changes.

Identity and time

Publication numberOT-2026-000017302 · never reused
Internal UUID01a0ae6e-76c8-7027-a1f9-dc46269492e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017302
StatusPUBLIC

Content hashes

Canonical text917e2c234d584bf5e4d67c594b4f0c478b25b091211cae2f0a6d2e4d030dc950
Markdownedb50534d4e0ff7ee818b26871dda9407a7958fce50ad7f3616a5e9397ccd9b4
PDF
Publication page25490f5afd7a230f56379667e35036a166039617e54cc89677349f53641920d4
Manifestc22eecee14bb1d2c8568291cf26466e625c3c7511b0d68c56f0996226673bda9

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
SignaturexTRIEdK6FzFgocVTz4kKRPqpctsFZ7U0hspSFLI2Twez7oOSZAuHZuYub77S93gqCL+4Rd5+jg9b+uwocjd7CA==
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

2026-09-17T12:02:24.209051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017302
observed 25490f5afd7a230f56379667e35036a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.192936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017302/manifest.json
observed c22eecee14bb1d2c8568291cf26466e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.174750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017302/publication.md
observed edb50534d4e0ff7ee818b26871dda940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.132657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017302/publication.txt
observed 917e2c234d584bf5e4d67c594b4f0c47...
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.