OpenTechnical

OT-2026-000102529

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102529) never changes.

Identity and time

Publication numberOT-2026-000102529 · never reused
Internal UUID01a0aea4-858a-7ecd-a025-70badc407a5d · 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-2026-000102529
StatusPUBLIC

Content hashes

Canonical textde549b04be8b3a1f872e4b7cd6f94e4935d4dd880e32b23cc69a5263288c8dd7
Markdown17493bfddd0794021143f6177b142767a8b5439612c24f3f7afaab441c7bc194
PDF
Publication page19fb00a0842a26a767545e5a2c6549d72a73167681eb1e38843b2a9395d4499a
Manifest749c1ceb052fc0875b865bf2d4694f1265b67ebd458e07eb43d398ab75c75010

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
SignaturepgRrBEsaOGRAitHuD9D6/f39UzvKXAf/DeLTGLH0Hz9+1r9KzpBXE6aIzt+5poAMvoNNaUpQmBYzxuv4CnvdAQ==
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

2026-09-17T09:23:59.977213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102529
observed 19fb00a0842a26a767545e5a2c6549d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.958604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102529/manifest.json
observed 749c1ceb052fc0875b865bf2d4694f12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.940354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102529/publication.md
observed 17493bfddd0794021143f6177b142767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.920602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102529/publication.txt
observed de549b04be8b3a1f872e4b7cd6f94e49...
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.