OpenTechnical

OT-2026-000048711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000048711) never changes.

Identity and time

Publication numberOT-2026-000048711 · never reused
Internal UUID01a0ae80-c32b-7c44-b204-b3f457b86bd1 · 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-2026-000048711
StatusPUBLIC

Content hashes

Canonical text4bd6b56aa25f2d9024f6342e76b870537eb7289157634be941793b2516e4d135
Markdownf4d12a6ebf08e6f5fee1322772cde29b9cbbfc2ea539464b38d343f12fbb6b3a
PDF
Publication pagef3110f95303b1300394ca9d6e90048b77ff5343758dc6fa302caca7a20068376
Manifest681e6d4d0d074127b7216092bab03d6102e8a912dc77db4ea1426b61dc7e8bcf

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
SignatureeQ2YGqbdyKyaJ+LD3CeLtpbAv3qpzWDmE5aZqOc7UZQnk5lh7udEWVdQeUgym2Z6cxDWrAaKjqqhV/SbXDHlAA==
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

2026-09-17T11:04:21.076773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048711
observed f3110f95303b1300394ca9d6e90048b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:21.056801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048711/manifest.json
observed 681e6d4d0d074127b7216092bab03d61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:21.034644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048711/publication.md
observed f4d12a6ebf08e6f5fee1322772cde29b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:21.012658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048711/publication.txt
observed 4bd6b56aa25f2d9024f6342e76b87053...
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.