OpenTechnical

OT-2026-000034747

Publication integrity record

Four cup vacuum gripper, four zone face, three 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-2026-000034747) never changes.

Identity and time

Publication numberOT-2026-000034747 · never reused
Internal UUID01a0ae76-1ed2-7c56-8e5a-e41baa913f07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034747
StatusPUBLIC

Content hashes

Canonical texte8b48b67f0d7fbea1ae0118a3f65104692f56ecb02e0a1edea8831534c02c987
Markdown79dd51b47125975abbaffa62dfa8efde0453f253c668dd32870dfcfcd4ca47e3
PDF
Publication pagee03d895467a541114e9c45c2ea2ac4e29a63d704ade7e6e74745d7169b962a28
Manifestf90e24e629cb8110de1b691b7a4f77f8548d2378655a848993114d22fe7610ad

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
SignatureawR0r4W/U4CvFHadP+wmFuQTWeh3WZ3/D45DljATB5B7atmVqcYLOwGbD0y9tWyqzP/7lqLUGg4LEvILWs33Cw==
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

2026-09-17T11:30:14.034249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747
observed e03d895467a541114e9c45c2ea2ac4e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.014780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747/manifest.json
observed f90e24e629cb8110de1b691b7a4f77f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.996990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747/publication.md
observed 79dd51b47125975abbaffa62dfa8efde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.979018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747/publication.txt
observed e8b48b67f0d7fbea1ae0118a3f651046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:42.413053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747
observed e03d895467a541114e9c45c2ea2ac4e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:42.392085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747/manifest.json
observed f90e24e629cb8110de1b691b7a4f77f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:42.374042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747/publication.md
observed 79dd51b47125975abbaffa62dfa8efde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:42.353723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034747/publication.txt
observed e8b48b67f0d7fbea1ae0118a3f651046...
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.