OpenTechnical

OT-2026-000102534

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000102534) never changes.

Identity and time

Publication numberOT-2026-000102534 · never reused
Internal UUID01a0aea4-858a-766f-b0ba-645ce97393d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102534
StatusPUBLIC

Content hashes

Canonical text02c43c1bf9c31cbfd7437bd5ef95aa782a3e0407f6d1976f6944d45b533b838a
Markdowne8fdb35d51b154413ad99df59351c76ff4a078238d3e9f8425375ccdb1e9baa0
PDF
Publication pagecb162b4f495ddcfdda5995d6238ffd4b3fc454b4c6983a61de0b55e0d2518654
Manifest00e067bba6e093ab91e66b2db7ef1bb332c10ec2581df9e40aa94d66d4d83209

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
SignatureDt+nr3Jc6BlGi58NpLZ7z8YLBH6Jd+wN2yayu92d+ed5dbgbtER1xoUE96vQRvilYEB/iFc2ET2rr13fbbaqDQ==
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

2026-09-17T09:24:00.335563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102534
observed cb162b4f495ddcfdda5995d6238ffd4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.316221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102534/manifest.json
observed 00e067bba6e093ab91e66b2db7ef1bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.296635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102534/publication.md
observed e8fdb35d51b154413ad99df59351c76f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.278618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102534/publication.txt
observed 02c43c1bf9c31cbfd7437bd5ef95aa78...
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.