OpenTechnical

OT-2026-000048648

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048648) never changes.

Identity and time

Publication numberOT-2026-000048648 · never reused
Internal UUID01a0ae80-c32a-787a-92f8-e1247a70e3d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048648
StatusPUBLIC

Content hashes

Canonical text352d4f516edce33fd687d07b1aaf101498491da42eaf4cc5362bb99b1537de67
Markdownf45f694df8697f23e5efa195190223d6ad2d8ce0f3d0e96e2265057dc76de873
PDF
Publication page34e0346ed5961b0995f1aa90abdb9227f60984863e1cb41af78681c3eb763c9c
Manifestf43874ec5bdb1f40b276372638f13f26ed653cf9b242e4f9fe56b8f3b0406b49

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
SignaturelxVwNzpbLQAamz9V25KdohEMd3zv2k4mZFqUstguuIbHHG1cS1D2ZhI9Q6bNO+J9dLLEuHgiFUBDComdOsEiCw==
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

2026-09-17T11:04:15.644404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048648
observed 34e0346ed5961b0995f1aa90abdb9227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.625866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048648/manifest.json
observed f43874ec5bdb1f40b276372638f13f26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.604171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048648/publication.md
observed f45f694df8697f23e5efa195190223d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:15.582408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048648/publication.txt
observed 352d4f516edce33fd687d07b1aaf1014...
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.