OpenTechnical

OT-2026-000014314

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000014314) never changes.

Identity and time

Publication numberOT-2026-000014314 · never reused
Internal UUID01a0ae6d-b27a-79e5-b4ba-0925b245fef2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014314
StatusPUBLIC

Content hashes

Canonical text29ef696ee0dc046da7da81286c6f0458c613fab448cdcd6480407e126efd38a8
Markdownd8738935df4364be3b72d6c1dc6b72286b629f5589e27b93cf31351416bd34d5
PDF
Publication page2ac9a9925c9986758bc93a24a8c188266affdfc320c2e046a8e829e41433e2ec
Manifest9f633a5b939aab2469e7b5c5ef4de0b47dac47323e05b6bc04741d22e52c6325

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
SignatureJWIo3K4S+zIhsMYbrI1/II2WQuqSQcFmHG/t1BsD2gBd82obV2fctfuwWbqA3nK/WOjguPmFOd+WYKXOH8qkAA==
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

2026-09-17T12:07:32.421739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014314
observed 2ac9a9925c9986758bc93a24a8c18826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:32.403633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014314/manifest.json
observed 9f633a5b939aab2469e7b5c5ef4de0b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:32.385876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014314/publication.md
observed d8738935df4364be3b72d6c1dc6b7228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:32.365778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014314/publication.txt
observed 29ef696ee0dc046da7da81286c6f0458...
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.