OpenTechnical

OT-2026-000058783

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058783) never changes.

Identity and time

Publication numberOT-2026-000058783 · never reused
Internal UUID01a0ae89-479c-7c67-a857-f3d492cfe327 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058783
StatusPUBLIC

Content hashes

Canonical text863fcbf3ed0b6411fbbd1ec6f029294c402675eaad9aaabdbd9525692a8e02e6
Markdown30e50d589c944636df09183c5c74f305b57a4eb93a22908ebd4192742292dbf3
PDF
Publication page129207869a39f08b4ca7b24b306d1f0ddcc2b3ff4ccb50ed9f148347009ad203
Manifest53bec083a23629a842cd2570b0203a5b939d4aaee5eb17ebbe9ea005731f27b7

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
Signature+CxUoa8EePjGZhCqFQJ6KsFvreWCI4ei/3NtSL5td+CquiUZcOieRsOMP1pdajvFS0QfUpMZpfRBnn6jEIn5BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:18.031532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058783
observed 129207869a39f08b4ca7b24b306d1f0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:18.013381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058783/manifest.json
observed 53bec083a23629a842cd2570b0203a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.995010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058783/publication.md
observed 30e50d589c944636df09183c5c74f305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.976165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058783/publication.txt
observed 863fcbf3ed0b6411fbbd1ec6f029294c...
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.