OpenTechnical

OT-2026-000062156

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000062156) never changes.

Identity and time

Publication numberOT-2026-000062156 · never reused
Internal UUID01a0ae8c-0abc-7564-bdc4-1879ad19cd15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062156
StatusPUBLIC

Content hashes

Canonical texte2fdc63adfa1992e237af013a3ea9a8aa9cb5839409ef0c81bd580fcdd2c8e8c
Markdown265e182494bfa45993c5401e1d305b17a1d9d0e87087ac41494bac9ca19dd575
PDF
Publication page5de40008098100b5814a87f0ee71215bc87f10088cc8fb9c7ba03a29035fb014
Manifest5bc42be3777c86e0d4d1824219275326d058c3dbf48ab8d7b32764fa1b8080ed

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
SignatureXwZfjb3U46n+Fj0oRRR49Fr1LYhZC5lz2OBHkiyvuUSjShfcOzuHD97BIMbMWA1PzbclqXrXlXlvqcUOsK3ODA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:24.430385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062156
observed 5de40008098100b5814a87f0ee71215b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.412188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062156/manifest.json
observed 5bc42be3777c86e0d4d1824219275326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.394505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062156/publication.md
observed 265e182494bfa45993c5401e1d305b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.376533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062156/publication.txt
observed e2fdc63adfa1992e237af013a3ea9a8a...
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.