OpenTechnical

OT-2026-000060773

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, vented after 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-2026-000060773) never changes.

Identity and time

Publication numberOT-2026-000060773 · never reused
Internal UUID01a0ae8a-b7d0-7c43-99b4-a5a652dda3f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060773
StatusPUBLIC

Content hashes

Canonical texte35d4cef4357c1a1b4ada20e8486f57bd493ec3aa655f884215d41b134beaba4
Markdown3456d32857dd396803c9ba734114baae26f93d5d51f26b7f0a3428ba302bc641
PDF
Publication pagef68aacafd61e70e575cb3dc4205f37e73e621b1eb18ff0d9ca2dda76bbd87459
Manifestb57d8eb9d609fda3b4c11b3ac627e997192680069df453afdcd83f3083a1f47b

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
SignatureMjL27J3z491HbeMXsagKQeFYNjT5FtQFpYAikGOnByQo/hvPQIi0p+OkCD8q0CYuVyS28omnbI095wAk602OBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:30.885518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060773
observed f68aacafd61e70e575cb3dc4205f37e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.865437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060773/manifest.json
observed b57d8eb9d609fda3b4c11b3ac627e997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.847181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060773/publication.md
observed 3456d32857dd396803c9ba734114baae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.827536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060773/publication.txt
observed e35d4cef4357c1a1b4ada20e8486f57b...
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.