OpenTechnical

OT-2026-000040773

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off after set-down

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-2026-000040773) never changes.

Identity and time

Publication numberOT-2026-000040773 · never reused
Internal UUID01a0ae79-6d0f-7887-b9b8-cca4be55ee4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040773
StatusPUBLIC

Content hashes

Canonical textbd6a830cee844a430237f3abbf0014db3e440e2568c656b1222095f88dec2016
Markdown224bbf6af068688158b25836f826c12b910c225f51042724b162a9f81429dec5
PDF
Publication pagecabab1e3dc882ae136a3db064a363d2ca4c47e148442bfa0f3d58ce9573902cf
Manifest4fefda89679ed31b3359ea666074fe91cdec4b157d61dcb8930cfbbf32cae042

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
SignaturehGP6Ftnv8BMAI0rXhwIWXMzUVU+CW19OYHqhrsAazhPsNUgi7IdtzDiPAS+wtK9g/ABx+K+k6dUXEufrmequBw==
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

2026-09-17T11:20:04.547433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773
observed cabab1e3dc882ae136a3db064a363d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.527208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773/manifest.json
observed 4fefda89679ed31b3359ea666074fe91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.511869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773/publication.md
observed 224bbf6af068688158b25836f826c12b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.494082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773/publication.txt
observed bd6a830cee844a430237f3abbf0014db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.387507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773
observed cabab1e3dc882ae136a3db064a363d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.369803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773/manifest.json
observed 4fefda89679ed31b3359ea666074fe91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.352555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773/publication.md
observed 224bbf6af068688158b25836f826c12b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.337110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040773/publication.txt
observed bd6a830cee844a430237f3abbf0014db...
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.