OpenTechnical

OT-2026-000074162

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074162) never changes.

Identity and time

Publication numberOT-2026-000074162 · never reused
Internal UUID01a0ae93-7178-76a6-9338-7d2b4c70d4a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074162
StatusPUBLIC

Content hashes

Canonical text0077cf327328ea9cb1b00958b53f902ae2039b4c31f66779fe8798500ce885a1
Markdown3318b8f9d6c7417dd472e49c823483f5f4772a0c310be796bc91a79df85a4f41
PDF
Publication page366a3a3caf5785dcf7a4ead32c314359c5e257deedfd2e39d64beec326c5cb34
Manifestd34261fd41b277c5fefbf3370cd6de1253f1084951a179bdd395f28f8c78252c

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
Signatureq/h5T6FczmHxxRqjnCA4c1r5RfhH5yib3elfwTc0beI5dxPTkul87SOTb6cj4ezO/OvqC6IqK1JY900QqjPMDA==
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

2026-09-17T10:19:00.671414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074162
observed 366a3a3caf5785dcf7a4ead32c314359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:00.654591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074162/manifest.json
observed d34261fd41b277c5fefbf3370cd6de12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:00.604086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074162/publication.md
observed 3318b8f9d6c7417dd472e49c823483f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:00.553706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074162/publication.txt
observed 0077cf327328ea9cb1b00958b53f902a...
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.