OpenTechnical

OT-2026-000046101

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000046101) never changes.

Identity and time

Publication numberOT-2026-000046101 · never reused
Internal UUID01a0ae7e-032b-7ae9-b684-4873ac2bb4e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046101
StatusPUBLIC

Content hashes

Canonical textf4830bc88f9053abe18963cf90b3bd8b3341ac9a51b27f48179107a2fc345c61
Markdowndc601cb30c023d7495ad73a137e8894c230850a57211b8974f90ad4d3a9f46a1
PDF
Publication paged3f15707be963907015e5678a59d63bd1ceafd07300e1471f3150b8ad412f51d
Manifest8acad81732c7d6ae3e8a1307be63260734766156364bcfc63a6f5b1aca8bcd62

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
SignatureuiPYGdy3T/lU8xA3W4Hyip0kv53uZqqebwDRLA+13tuvzRG28nzJEG+2GdsTkc6CVjbi9Ss8E60Ol9yThCLbAA==
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

2026-09-17T11:09:04.718573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046101
observed d3f15707be963907015e5678a59d63bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.699269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046101/manifest.json
observed 8acad81732c7d6ae3e8a1307be632607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.681137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046101/publication.md
observed dc601cb30c023d7495ad73a137e8894c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:04.662406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046101/publication.txt
observed f4830bc88f9053abe18963cf90b3bd8b...
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.