OpenTechnical

OT-2026-000082709

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, sustained blow-off before set-down

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-2026-000082709) never changes.

Identity and time

Publication numberOT-2026-000082709 · never reused
Internal UUID01a0ae97-8cc8-7cfd-a1d5-1c1b7e30d4a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082709
StatusPUBLIC

Content hashes

Canonical text308ac997399937156a1d68f2afb199e5d180c0a9b032916b90c603527a109029
Markdownc4c5e9243a7df8ff9ad8a8db8bfe22e6b820fb728ae3406dd38697c73018815d
PDF
Publication page2377688b17d304834d069a62d311b7ae2160a416485870a688b756e60da4ec35
Manifest7dd5a1fa51b0c1956b142d0f1e52f64f67b2b2bb7fcd32b1f8c78bb55f523bb0

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
SignatureD+mbc3LWnJLUwbOwrDMY5G3PZKRm2tM5bm6Mrh22mJdeXQ4MjN1xGi1kdia93lfmXEXw3J5LNKoHRI9gASCrAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:17.050156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082709
observed 2377688b17d304834d069a62d311b7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.032071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082709/manifest.json
observed 7dd5a1fa51b0c1956b142d0f1e52f64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:17.014438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082709/publication.md
observed c4c5e9243a7df8ff9ad8a8db8bfe22e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:16.994520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082709/publication.txt
observed 308ac997399937156a1d68f2afb199e5...
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.