OpenTechnical

OT-2026-000053680

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000053680) never changes.

Identity and time

Publication numberOT-2026-000053680 · never reused
Internal UUID01a0ae85-0a96-727f-aca8-9610ef0fd9f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053680
StatusPUBLIC

Content hashes

Canonical text796ae6f0d7108866379dcf1fb30b24e8c337f6d5afc6691c9b9bd7a2a7fb9d67
Markdownb0ae844f2d1d57b1833749b823f44aca022b80f4af87087d9930d1f87feb50f3
PDF
Publication pagefcf471b5c282719c37252c7520bb876471a7fa05a96967d273eae28612b4bfe2
Manifestf6d9b10b331ec9d4d381e3abfb1ec19eb5613475f66d48724e164e80d066652c

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
SignatureiuR+ojgn3Bzc32z8+S3Sg24hQI34i1mCEJvuwxRawy+x5DCL1Rg07xynTJAYoLryiF/n8m2MKS2kEbgOFXs3Aw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:34.600130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053680
observed fcf471b5c282719c37252c7520bb8764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.581737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053680/manifest.json
observed f6d9b10b331ec9d4d381e3abfb1ec19e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.562592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053680/publication.md
observed b0ae844f2d1d57b1833749b823f44aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.545354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053680/publication.txt
observed 796ae6f0d7108866379dcf1fb30b24e8...
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.