OpenTechnical

OT-2026-000102536

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000102536) never changes.

Identity and time

Publication numberOT-2026-000102536 · never reused
Internal UUID01a0aea4-858a-77af-b0bd-20da0f2de97a · 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-2026-000102536
StatusPUBLIC

Content hashes

Canonical text8f80bb12ee41c612d4c51b53f9b6e586ac6cb335e1c6025cf28111280e632da1
Markdownef22bf107be54e4262cfd887eaf0b221003938234e6e4a68cc2dcd6eed49c9f5
PDF
Publication pageaab6afdd0e2056dabde19d705c4ecb11292dbda5aca0c004c199a7fee2b49a1a
Manifestd312b7f464379972808b66e1934c56faf2a3cff0bc31cbd92ce007fa99071c18

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
SignatureVvnQu7W9zgWewgfudq5mDZpH2S09l4kqfUCCvyBfoeLp/dw97BJMxlTgfmqT+sGpCyo/RBGhgTXlBw6f6F/uCg==
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

2026-09-17T09:24:00.532133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102536
observed aab6afdd0e2056dabde19d705c4ecb11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.512426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102536/manifest.json
observed d312b7f464379972808b66e1934c56fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.494037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102536/publication.md
observed ef22bf107be54e4262cfd887eaf0b221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.474202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102536/publication.txt
observed 8f80bb12ee41c612d4c51b53f9b6e586...
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.