OpenTechnical

OT-2026-000057303

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000057303) never changes.

Identity and time

Publication numberOT-2026-000057303 · never reused
Internal UUID01a0ae87-d5bc-7958-9fcb-220c29789923 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057303
StatusPUBLIC

Content hashes

Canonical text47ab9836d6a37f4f2b53eaf3d78ab40cb0013369c82b54995581336c5d7ddb05
Markdowne084d36a81ac630eb26648f26f395b86119ee819b65ea11de282344da29bc2a2
PDF
Publication page95787466386e3c57bf5f02f67553e44842f75528a2137ac9f9fa1bd5434f40be
Manifest9347b3495dedcbb7f155395430b712d62343bb4aaa4b94a5f42a650361bd2df2

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
SignatureWsW7eHGis1wtFxYFugJgiOOhXjgQ+r33wx9ursjLKDXeGGbulwieNmX+n4CsLrVrUkUgnfwiYk/8it65vxHaAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:24.559779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303
observed 95787466386e3c57bf5f02f67553e448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.542869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303/manifest.json
observed 9347b3495dedcbb7f155395430b712d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.525027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303/publication.md
observed e084d36a81ac630eb26648f26f395b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.507443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303/publication.txt
observed 47ab9836d6a37f4f2b53eaf3d78ab40c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.813692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303
observed 95787466386e3c57bf5f02f67553e448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.793954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303/manifest.json
observed 9347b3495dedcbb7f155395430b712d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.776118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303/publication.md
observed e084d36a81ac630eb26648f26f395b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:33.757923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057303/publication.txt
observed 47ab9836d6a37f4f2b53eaf3d78ab40c...
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.