OpenTechnical

OT-2026-000023101

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off before 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-2026-000023101) never changes.

Identity and time

Publication numberOT-2026-000023101 · never reused
Internal UUID01a0ae70-46ed-7a59-8db6-04b89b66f82a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023101
StatusPUBLIC

Content hashes

Canonical text66f0b8a1c841276429218f437f09080c87ad2c53d39ce1dad0c63eb1d5d6a786
Markdown61d2177266bd6f2d524b079f88aa052d9a4f318a5681d13ff972c070c14a2ac6
PDF
Publication pagefcb28488ffb16ce680bb8959d2af77032a91a86bdeedbdae8d1f71ff242805a5
Manifestc188cc74fbedc176e65562e797f84b0a5f55a4335e20ea9f8b2cd32c6b0a3125

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
Signaturehjprn9r//wb9MSILsY7BX7Hfv6ZgJXqU4qtWUK+AFkppmnyBO4ufT7h3UAW668OOenxD9zB4ME2hF/gOkzZyCg==
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

2026-09-17T11:52:44.217334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023101
observed fcb28488ffb16ce680bb8959d2af7703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:44.198105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023101/manifest.json
observed c188cc74fbedc176e65562e797f84b0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:44.177770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023101/publication.md
observed 61d2177266bd6f2d524b079f88aa052d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:44.160013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023101/publication.txt
observed 66f0b8a1c841276429218f437f09080c...
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.