OpenTechnical

OT-2026-000016034

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000016034) never changes.

Identity and time

Publication numberOT-2026-000016034 · never reused
Internal UUID01a0ae6e-0c4e-7f97-8a3c-1719388f7102 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016034
StatusPUBLIC

Content hashes

Canonical textdc760274fe3bd75a2111b2c56ed00871ba19bde6d408614c5e3be7964fbabc9c
Markdown6d9fade9712dd2564afb273671c990fb83ddec8ec39fb73621361b4747bdb06d
PDF
Publication pagec1ae8e91329fbb91438caa4552e03a622ebb9da92d34fd1c599fc7f6a29a6842
Manifestc260379f178b524ef709506e1e81c6fecb4cffe19fcf3ddf5d8c22a461e4c94e

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
SignatureQoAbEE5t0LPUDK1en2J2n9CRtwTHecEgCfECR8PJsn5e/xIevhTTH5kiuvP8F44FwuIYV/TN0ESlkOdDXVoOBA==
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

2026-09-17T12:05:35.187702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016034
observed c1ae8e91329fbb91438caa4552e03a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.167913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016034/manifest.json
observed c260379f178b524ef709506e1e81c6fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.148103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016034/publication.md
observed 6d9fade9712dd2564afb273671c990fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.127661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016034/publication.txt
observed dc760274fe3bd75a2111b2c56ed00871...
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.