OpenTechnical

OT-2026-000057104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000057104) never changes.

Identity and time

Publication numberOT-2026-000057104 · never reused
Internal UUID01a0ae87-d5b8-7d7f-a94b-3c1387ddf0c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057104
StatusPUBLIC

Content hashes

Canonical texta02b9473d3eebb80751663d342d6dfa1a4b0d4c0febbf652786a9f8ee82f150d
Markdownbdabe01d8a574f8353bf18fe4a2cf2f0ea4f72a63258ef789fffef7bd6dde8ca
PDF
Publication pagee6083fdcc55f6a530136ce3c7f09a5b03dfc620122606bd46586b30385923a38
Manifest61ed15715b72d4e75c9697fb85542113edc495df236f09fc922ed7e1e2f18d87

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
SignatureuHyy1VSIIGI9oeljI8tBgNKUElgaMuRwKs3YhArJFm+WWyBbuRmoLqDm7u1LVVgjQgvOqwSKDVZi9KkMaipvAw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:04.445308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104
observed e6083fdcc55f6a530136ce3c7f09a5b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.427634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104/manifest.json
observed 61ed15715b72d4e75c9697fb85542113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.409679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104/publication.md
observed bdabe01d8a574f8353bf18fe4a2cf2f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.357341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104/publication.txt
observed a02b9473d3eebb80751663d342d6dfa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.226686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104
observed e6083fdcc55f6a530136ce3c7f09a5b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.210444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104/manifest.json
observed 61ed15715b72d4e75c9697fb85542113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.193124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104/publication.md
observed bdabe01d8a574f8353bf18fe4a2cf2f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.174798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057104/publication.txt
observed a02b9473d3eebb80751663d342d6dfa1...
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.