OpenTechnical

OT-2026-000098817

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000098817) never changes.

Identity and time

Publication numberOT-2026-000098817 · never reused
Internal UUID01a0aea2-42b0-7407-b8ca-13d992dc522a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098817
StatusPUBLIC

Content hashes

Canonical text44dd1d64fd36f68713b30d2b4b1a57cba924aaa7c731b7af14bd3cf20821d546
Markdown3dbc6920a240b10bdb58468a6d71dfdef2b94ce8e7a2405a4f2e72e85bb1fd62
PDF
Publication pagefb9c2a85a87212e532940bfbb4d99501c6d3294a666afb38293c5a5bec1e5218
Manifest6e3a270078143409c12246ce3a7365de4748217bbd986dfdd7e1367ab3371d35

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
Signature7OhUSyPOc+L1ypIk94Vd9tATz1PC1Sj9M41y70k+XqZjZ1O4YxcdeRGUHRix2mCuBumned1ZEpKZ/qOffFwBCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:09.128600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098817
observed fb9c2a85a87212e532940bfbb4d99501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.109773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098817/manifest.json
observed 6e3a270078143409c12246ce3a7365de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.091812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098817/publication.md
observed 3dbc6920a240b10bdb58468a6d71dfde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.071518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098817/publication.txt
observed 44dd1d64fd36f68713b30d2b4b1a57cb...
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.