OpenTechnical

OT-2026-000048544

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000048544) never changes.

Identity and time

Publication numberOT-2026-000048544 · never reused
Internal UUID01a0ae80-4de7-7006-bff1-2287d6904a07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048544
StatusPUBLIC

Content hashes

Canonical text963bb3f0a87bcb43f8ed0cdfd66139f14d075bbd3e74b58b0b8ec184373ad1fc
Markdown66d61c6f6a0d15fefbb7d60d5c31a101da1107367745fe1dffb589f1ffe8eb10
PDF
Publication page917ffa446a47f36bc2e857641a9a374857f9abdc19f604adecc144d48b721692
Manifestba32b4c0a1dac3c444c36f4c912541da57645c230cd008943bae90bbbfa31214

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
SignaturexQdHZ1uB5huHmua/YRJO2ZC5q2jXlPjllg+6NWR+6iQrpQgKHkCACm7Mz2bq+lhQKUd2qBnZE9v5g3Qfvn/gCw==
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

2026-09-17T11:05:20.212076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048544
observed 917ffa446a47f36bc2e857641a9a3748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:20.194422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048544/manifest.json
observed ba32b4c0a1dac3c444c36f4c912541da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:20.176489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048544/publication.md
observed 66d61c6f6a0d15fefbb7d60d5c31a101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:20.157551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048544/publication.txt
observed 963bb3f0a87bcb43f8ed0cdfd66139f1...
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.