OpenTechnical

OT-2026-000048768

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000048768) never changes.

Identity and time

Publication numberOT-2026-000048768 · never reused
Internal UUID01a0ae80-c32c-782a-8bcb-dac8f54805bc · 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-2026-000048768
StatusPUBLIC

Content hashes

Canonical text8f8219641bd24bbb47aeac8fa891696dce56d6fbf0f1dede7ef0dec88136f628
Markdownbf88446dd8dfcb1b6acf6643fa01a7280c02ba4ab0d4bb32926b1ae632558be3
PDF
Publication pagebf63fe4d1ec9723c38fdf8c8042598c972e00e37e4d4a696316fe28235332200
Manifest4ab3112cb0fae44f35a87cae9fde7bccfa1bc47cea0bafb8d6726928d88049f9

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
SignaturepP0FbcKGJtbRJ6A5yf8dXJr8n/4HkTHD/s8cVRk3ucVezJKfI8WI2FaIa47w34EA2+JX/FMePORdMRSYN6EkAQ==
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

2026-09-17T11:04:27.242159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048768
observed bf63fe4d1ec9723c38fdf8c8042598c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:27.214557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048768/manifest.json
observed 4ab3112cb0fae44f35a87cae9fde7bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:27.187277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048768/publication.md
observed bf88446dd8dfcb1b6acf6643fa01a728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:27.160883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048768/publication.txt
observed 8f8219641bd24bbb47aeac8fa891696d...
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.