OpenTechnical

OT-2026-000008794

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, vented 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-2026-000008794) never changes.

Identity and time

Publication numberOT-2026-000008794 · never reused
Internal UUID01a0ae6a-e46c-7252-ab42-a65e16d4e2c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008794
StatusPUBLIC

Content hashes

Canonical text807e8336769a0c60a9a495bedc1ad3dce191ed4963f89ee662c3d9b91d137101
Markdown2638bae10b10d84bd6ddd6ea281c86f6f20d81745380895ee8603b52e2f5647c
PDF
Publication page67b017a2be5516d87b989b41affa2f629d5574e27588d1e37fa9500d1542adf3
Manifest0acb9b1076ef7c2d5b8a2ceb7eabf33a93d42c3d302056a26a07722e5fe0081c

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
Signature8K/d7AMjYoJITVRl/MzQWPSL0opjVuUhatJ4pK+fpgrXOVYuJTlQcY48b8qh5WyP/uoO+L1BtC/BOtYijcmNDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:04.751123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794
observed 67b017a2be5516d87b989b41affa2f62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.728424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794/manifest.json
observed 0acb9b1076ef7c2d5b8a2ceb7eabf33a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.709112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794/publication.md
observed 2638bae10b10d84bd6ddd6ea281c86f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:04.686645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794/publication.txt
observed 807e8336769a0c60a9a495bedc1ad3dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.684675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794
observed 67b017a2be5516d87b989b41affa2f62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.664344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794/manifest.json
observed 0acb9b1076ef7c2d5b8a2ceb7eabf33a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.646841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794/publication.md
observed 2638bae10b10d84bd6ddd6ea281c86f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:43.628772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008794/publication.txt
observed 807e8336769a0c60a9a495bedc1ad3dc...
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.