OpenTechnical

OT-2026-000048789

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000048789) never changes.

Identity and time

Publication numberOT-2026-000048789 · never reused
Internal UUID01a0ae80-c32d-701b-9277-37b58b459677 · 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-2026-000048789
StatusPUBLIC

Content hashes

Canonical text9c2378ec4309ca78c70fb5d2d4c55f48ad614cbe0842b8280062d5b36111432e
Markdown3a059280beed2945f8f72d1502091ae4e563de0aa6162ebacc72335777238551
PDF
Publication pageeec6d06ef74e9d4ef3ff6fa898c84b086b4f0b60ca84b5405b296d560dcafd31
Manifestd1aed813b4942b016c4b1eb9511003819b7451537008f08546071e442a166e22

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
Signature/RaCd58GtWBZyNjsGVDdFuMSL6qM2T5Co8tLVib2O8RNy3XKE3a+yRZX2iSGO1X7lcdH+5I2AetKdPiVhBd1AQ==
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

2026-09-17T11:04:29.766071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048789
observed eec6d06ef74e9d4ef3ff6fa898c84b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:29.744559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048789/manifest.json
observed d1aed813b4942b016c4b1eb951100381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:29.723528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048789/publication.md
observed 3a059280beed2945f8f72d1502091ae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:29.696422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048789/publication.txt
observed 9c2378ec4309ca78c70fb5d2d4c55f48...
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.