OpenTechnical

OT-2026-000102399

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000102399) never changes.

Identity and time

Publication numberOT-2026-000102399 · never reused
Internal UUID01a0aea4-8589-7679-b441-89cc68f802c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102399
StatusPUBLIC

Content hashes

Canonical texte37485613209dd913e46514fbebe92a91665403a2a0782f6cb311d7a3a092bee
Markdown87fe441a66ca7e3bea5afee0f51d82eafdae8e907a7ea8e4e605f8b16b5908d7
PDF
Publication page8adbe4ab9a565e10572db5ccb346461f2e58f3d9d6f4dd93b6792e2c8109b821
Manifestf48408c215ff1384cf4aea2eb04b5161a8ece08301db0cf7f5d99d1b019161d8

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
SignatureWuyMrDJImXpssOzppicfxGUtgw+DcZJgfwLAKjjbp/aOeUUtMq3fDGUWJapGntKFwyZgvbM0ei3O4M875uYFDg==
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

2026-09-17T09:23:44.384872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102399
observed 8adbe4ab9a565e10572db5ccb346461f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.365642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102399/manifest.json
observed f48408c215ff1384cf4aea2eb04b5161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.347002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102399/publication.md
observed 87fe441a66ca7e3bea5afee0f51d82ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.327752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102399/publication.txt
observed e37485613209dd913e46514fbebe92a9...
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.