OpenTechnical

OT-2026-000022492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000022492) never changes.

Identity and time

Publication numberOT-2026-000022492 · never reused
Internal UUID01a0ae6f-f4fe-7231-81d8-fbd9dc6183bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022492
StatusPUBLIC

Content hashes

Canonical text40382ce1db4d6a34180d53923bf000dcd26fba86e07813f8fac22ccd00248396
Markdown180808c68f8ca34437cfbd93bd31f931088b857f8a00eeb9e7b4c3ccdd608a00
PDF
Publication page373e0476e2fe25fdd8f51d4b11633ef8c8a2379a5e322cab1b9701ac214c312c
Manifestbb5657fb13d7dcf89baf48e13ba897e8574b7d3de9b0f2f68b60f0f15355fb2b

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
Signaturewcjy1vzJjKuIuVZtkXQJA3kwJUAX/1jOoyBKlC99c6gcgX3aniu8Eie/BRSk+fbiA/paVk0sO+V8xi47tDntAg==
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

2026-09-17T11:53:54.821627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022492
observed 373e0476e2fe25fdd8f51d4b11633ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:54.802889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022492/manifest.json
observed bb5657fb13d7dcf89baf48e13ba897e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:54.783402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022492/publication.md
observed 180808c68f8ca34437cfbd93bd31f931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:54.764187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022492/publication.txt
observed 40382ce1db4d6a34180d53923bf000dc...
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.