OpenTechnical

OT-2026-000057518

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000057518) never changes.

Identity and time

Publication numberOT-2026-000057518 · never reused
Internal UUID01a0ae88-2692-74e1-92b2-e078827b3b1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057518
StatusPUBLIC

Content hashes

Canonical texte9debfc8bb81d041ef3c490015efa250f2c5c55950da77bb5630bc31a93e6f03
Markdown60334ddabd736a9ff36cc9d70e0bfef81ca1fc4e8e04347dd699e9a2cdcb1f7b
PDF
Publication page14ea0e3dc6f72aeb8b7f9ceb3a65e812b8c44658faecd47d1f17b871cc6e42b2
Manifest1c569f3ef2234dfc376e4a9d424d5282370a8fc3d16ecbd607c8a0ec75b05e75

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
SignaturezUTklOsjzVk/ffqg62HwB4ujoPPMIsUu/mPMbGLMQbx3a/KOtK9WMXMR4azi6dT7v5xwxl9lq3ud/syPpPTJDA==
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

2026-09-17T10:48:02.993095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057518
observed 14ea0e3dc6f72aeb8b7f9ceb3a65e812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.976272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057518/manifest.json
observed 1c569f3ef2234dfc376e4a9d424d5282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.959171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057518/publication.md
observed 60334ddabd736a9ff36cc9d70e0bfef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.940314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057518/publication.txt
observed e9debfc8bb81d041ef3c490015efa250...
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.