OpenTechnical

OT-2026-000101840

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed 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-2026-000101840) never changes.

Identity and time

Publication numberOT-2026-000101840 · never reused
Internal UUID01a0aea4-0e18-7cec-b48e-961b0d80a598 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101840
StatusPUBLIC

Content hashes

Canonical textd59847a1c21d119853731fbf82b355e4cad44e838695cd478e31591a6251ccf0
Markdown7e40cfc678533d0ae09650dd513a804a0e394ff29ea1670a5273bb27a02f9694
PDF
Publication pageb56d53a62df4fa62f93a583d8216c1e92b94bb66730b98cce7a81f0dab41138b
Manifest7f3371653697978843684479fcfc63a27b57f8f84fcd715325599f19fdffa46e

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
SignaturePKSzMeiRC7fbm2Nz0OUHAP7BhivZS8uZisHX3SO78JF3CC0r84gD9qRF626Ed0qnk9G2Nng1kDeGdJYXjWzDCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:20.679719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101840
observed b56d53a62df4fa62f93a583d8216c1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:20.663652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101840/manifest.json
observed 7f3371653697978843684479fcfc63a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:20.648392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101840/publication.md
observed 7e40cfc678533d0ae09650dd513a804a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:20.631972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101840/publication.txt
observed d59847a1c21d119853731fbf82b355e4...
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.