OpenTechnical

OT-2026-000023304

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000023304) never changes.

Identity and time

Publication numberOT-2026-000023304 · never reused
Internal UUID01a0ae70-7268-7ed9-8bcd-2b095547e198 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023304
StatusPUBLIC

Content hashes

Canonical text637a411f4350f43d9d901c1276823cd6b5a6cbef15c9a0b6d677f56308331bdc
Markdown1ccf7034d1e7c0b1640a34288d1007ed9f062962baec005c1a6c24622a00e80a
PDF
Publication page5d61dc93c83439d1f68f660eab8031c57bb6b920f195da771c42defca21bfa49
Manifest4ffc266415b3f6385f7eec89c525f8332a0d93994112e1770f8d8f6258e5d797

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
Signature2yhgbBBts+0Qu/PyFtxTN2OjGjKxI/UaAp83CsOoiUO+vKD1pk97pa6n3YzG1q+HWw/LnUZE9yMjX5ssNd1FCQ==
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

2026-09-17T11:51:23.164197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023304
observed 5d61dc93c83439d1f68f660eab8031c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.149937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023304/manifest.json
observed 4ffc266415b3f6385f7eec89c525f833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.133316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023304/publication.md
observed 1ccf7034d1e7c0b1640a34288d1007ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:23.116906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023304/publication.txt
observed 637a411f4350f43d9d901c1276823cd6...
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.