OpenTechnical

OT-2026-000015822

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000015822) never changes.

Identity and time

Publication numberOT-2026-000015822 · never reused
Internal UUID01a0ae6e-0c4c-7422-a7ee-c96e83ef7d15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015822
StatusPUBLIC

Content hashes

Canonical text4cc86b6560de7525bfcf16876507a6cf1c8d770e7b9a6835de83c5220333ee2c
Markdown8d578f28ae38cb16ffdb20b0cf385be6b7d6d7667ca0e7709aa8a629152edb15
PDF
Publication pagec21a0cd32ce2377d57e5da246091b54914189d76cccaa83b66bcdadef0c1dbb9
Manifestdc045b8a352d49ade400ce07b1230c499f1b512d2f08169ed4437e75b84973a2

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
SignatureWBJDrlWuebk0dQ72SxYwUh9oYQfU/ny2gzj3kFheOlxVwZg3SY+7qRsz8x9T88ixVzKcNTxE7TsBzFGZmSZjBw==
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

2026-09-17T12:05:08.183383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015822
observed c21a0cd32ce2377d57e5da246091b549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:08.165943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015822/manifest.json
observed dc045b8a352d49ade400ce07b1230c49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:08.149448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015822/publication.md
observed 8d578f28ae38cb16ffdb20b0cf385be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:08.123122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015822/publication.txt
observed 4cc86b6560de7525bfcf16876507a6cf...
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.